diff --git a/app/build.gradle b/app/build.gradle
index d851ef5..e977b66 100644
--- a/app/build.gradle
+++ b/app/build.gradle
@@ -1,9 +1,9 @@
 apply plugin: 'com.android.application'
 apply plugin: 'kotlin-android'
 apply plugin: 'kotlin-kapt'
+apply plugin: 'kotlinx-serialization'
 
 android {
-
     dataBinding {
         enabled = true
     }
@@ -76,6 +76,7 @@ dependencies {
     implementation 'androidx.recyclerview:recyclerview:1.3.2'
     implementation 'androidx.preference:preference-ktx:1.2.1'
     implementation 'com.google.android.material:material:1.12.0'
+    implementation("org.jetbrains.kotlinx:kotlinx-serialization-json:1.7.3")
     implementation "eu.jonahbauer:android-preference-annotations:1.1.2"
     annotationProcessor "eu.jonahbauer:android-preference-annotations:1.1.2"
     annotationProcessor "com.android.databinding:compiler:$android_plugin_version"
diff --git a/app/src/main/java/de/jrpie/android/launcher/actions/Action.kt b/app/src/main/java/de/jrpie/android/launcher/actions/Action.kt
index 0912207..2d03061 100644
--- a/app/src/main/java/de/jrpie/android/launcher/actions/Action.kt
+++ b/app/src/main/java/de/jrpie/android/launcher/actions/Action.kt
@@ -8,61 +8,36 @@ import android.graphics.Rect
 import android.graphics.drawable.Drawable
 import android.widget.Toast
 import de.jrpie.android.launcher.R
-import de.jrpie.android.launcher.apps.AppInfo
-import de.jrpie.android.launcher.apps.AppInfo.Companion.INVALID_USER
-import de.jrpie.android.launcher.apps.DetailedAppInfo
 import de.jrpie.android.launcher.preferences.LauncherPreferences
+import kotlinx.serialization.Serializable
+import kotlinx.serialization.encodeToString
+import kotlinx.serialization.json.Json
 
-interface Action {
+
+@Serializable
+sealed interface Action {
     fun invoke(context: Context, rect: Rect? = null): Boolean
-    fun bindToGesture(prefEditor: Editor, id: String)
     fun label(context: Context): String
     fun getIcon(context: Context): Drawable?
     fun isAvailable(context: Context): Boolean
 
-    fun writeToIntent(intent: Intent)
+
+    fun bindToGesture(prefEditor: Editor, id: String) {
+        prefEditor.putString(id, Json.encodeToString(this))
+    }
+
+    fun writeToIntent(intent: Intent) {
+        intent.putExtra("action", Json.encodeToString(this))
+    }
 
     companion object {
-        /**
-         * Get an action for a specific id.
-         * An id is of the form:
-         *  - "launcher:${launcher_action_name}", see [LauncherAction]
-         *  - "${package_name}", see [AppAction]
-         *  - "${package_name}:${activity_name}", see  [AppAction]
-         *
-         *  @param id
-         *  @param user a user id, ignored if the action is a [LauncherAction].
-         *  @param context used to complete [AppInfo] if possible
-         */
-        private fun fromId(id: String, user: Int?, context: Context? = null): Action? {
-            if (id.isEmpty()) {
-                return null
-            }
-            if (LauncherAction.isOtherAction(id)) {
-                return LauncherAction.byId(id)
-            }
-
-            val values =  id.split(";")
-
-            var info = AppInfo(values[0], values.getOrNull(1), user ?: INVALID_USER)
-
-            // try to complete an incomplete AppInfo if a context is provided
-            if (context != null && (info.user == INVALID_USER || info.activityName == null)) {
-                info = DetailedAppInfo.fromAppInfo(info, context)?.app?:info
-            }
-
-            return AppAction(info)
-        }
 
         fun forGesture(gesture: Gesture): Action? {
             val id = gesture.id
 
             val preferences = LauncherPreferences.getSharedPreferences()
-            val actionId = preferences.getString("$id.app", "")!!
-            var u: Int? = preferences.getInt("$id.user", INVALID_USER)
-            u = if (u == INVALID_USER) null else u
-
-            return fromId(actionId, u)
+            val json = preferences.getString(id, "null")!!
+            return Json.decodeFromString(json)
         }
 
         fun resetToDefaultActions(context: Context) {
@@ -72,11 +47,11 @@ interface Action {
                 context.resources
                     .getStringArray(gesture.defaultsResource)
                     .filterNot { boundActions.contains(it) }
-                    .map { Pair(it, fromId(it, null, context)) }
-                    .firstOrNull { it.second?.isAvailable(context) ?: false }
+                    .map { Pair(it, Json.decodeFromString<Action>(it)) }
+                    .firstOrNull { it.second.isAvailable(context) }
                     ?.apply {
                         boundActions.add(first)
-                        second?.bindToGesture(editor, gesture.id)
+                        second.bindToGesture(editor, gesture.id)
                     }
             }
             editor.apply()
@@ -94,8 +69,7 @@ interface Action {
 
         fun clearActionForGesture(gesture: Gesture) {
             LauncherPreferences.getSharedPreferences().edit()
-                .putString(gesture.id + ".app", "")
-                .putInt(gesture.id + ".user", INVALID_USER)
+                .remove(gesture.id)
                 .apply()
         }
 
@@ -119,9 +93,8 @@ interface Action {
         }
 
         fun fromIntent(data: Intent): Action? {
-            val value = data.getStringExtra("action_id") ?: return null
-            val user = data.getIntExtra("user", INVALID_USER)
-            return fromId(value, user)
+            val json = data.getStringExtra("action") ?: return null
+            return Json.decodeFromString(json)
         }
     }
 }
\ No newline at end of file
diff --git a/app/src/main/java/de/jrpie/android/launcher/actions/AppAction.kt b/app/src/main/java/de/jrpie/android/launcher/actions/AppAction.kt
index e3e5f33..2bb3780 100644
--- a/app/src/main/java/de/jrpie/android/launcher/actions/AppAction.kt
+++ b/app/src/main/java/de/jrpie/android/launcher/actions/AppAction.kt
@@ -4,7 +4,6 @@ import android.app.AlertDialog
 import android.app.Service
 import android.content.Context
 import android.content.Intent
-import android.content.SharedPreferences
 import android.content.pm.LauncherApps
 import android.graphics.Rect
 import android.graphics.drawable.Drawable
@@ -14,16 +13,20 @@ import de.jrpie.android.launcher.apps.AppInfo
 import de.jrpie.android.launcher.apps.AppInfo.Companion.INVALID_USER
 import de.jrpie.android.launcher.apps.DetailedAppInfo
 import de.jrpie.android.launcher.ui.list.apps.openSettings
+import kotlinx.serialization.SerialName
+import kotlinx.serialization.Serializable
 
-class AppAction(val appInfo: AppInfo) : Action {
+@Serializable
+@SerialName("action:app")
+class AppAction(val app: AppInfo) : Action {
 
     override fun invoke(context: Context, rect: Rect?): Boolean {
-        val packageName = appInfo.packageName.toString()
-        if (appInfo.user != INVALID_USER) {
+        val packageName = app.packageName
+        if (app.user != INVALID_USER) {
             val launcherApps =
                 context.getSystemService(Service.LAUNCHER_APPS_SERVICE) as LauncherApps
-            appInfo.getLauncherActivityInfo(context)?.let { app ->
-                Log.i("Launcher", "Starting $appInfo")
+            app.getLauncherActivityInfo(context)?.let { app ->
+                Log.i("Launcher", "Starting ${this.app}")
                 launcherApps.startMainActivity(app.componentName, app.user, rect, null)
                 return true
             }
@@ -44,7 +47,7 @@ class AppAction(val appInfo: AppInfo) : Action {
                 .setTitle(context.getString(R.string.alert_cant_open_title))
                 .setMessage(context.getString(R.string.alert_cant_open_message))
                 .setPositiveButton(android.R.string.ok) { _, _ ->
-                    appInfo.openSettings(context)
+                    app.openSettings(context)
                 }
                 .setNegativeButton(android.R.string.cancel, null)
                 .setIcon(android.R.drawable.ic_dialog_info)
@@ -55,33 +58,15 @@ class AppAction(val appInfo: AppInfo) : Action {
     }
 
     override fun label(context: Context): String {
-        return DetailedAppInfo.fromAppInfo(appInfo, context)?.getCustomLabel(context).toString()
+        return DetailedAppInfo.fromAppInfo(app, context)?.getCustomLabel(context).toString()
     }
 
     override fun getIcon(context: Context): Drawable? {
-        return DetailedAppInfo.fromAppInfo(appInfo, context)?.icon
+        return DetailedAppInfo.fromAppInfo(app, context)?.icon
     }
 
     override fun isAvailable(context: Context): Boolean {
         // check if app is installed
-        return DetailedAppInfo.fromAppInfo(appInfo, context) != null
-    }
-
-    override fun bindToGesture(editor: SharedPreferences.Editor, id: String) {
-        val u = appInfo.user
-
-        // TODO: replace this by AppInfo#serialize (breaking change to SharedPreferences!)
-        var app = appInfo.packageName.toString()
-        if (appInfo.activityName != null) {
-            app += ";${appInfo.activityName}"
-        }
-        editor
-            .putString("$id.app", app)
-            .putInt("$id.user", u)
-    }
-
-    override fun writeToIntent(intent: Intent) {
-        intent.putExtra("action_id", "${appInfo.packageName};${appInfo.activityName}")
-        intent.putExtra("user", appInfo.user)
+        return DetailedAppInfo.fromAppInfo(app, context) != null
     }
 }
\ No newline at end of file
diff --git a/app/src/main/java/de/jrpie/android/launcher/actions/LauncherAction.kt b/app/src/main/java/de/jrpie/android/launcher/actions/LauncherAction.kt
index 6c23bf0..1362d09 100644
--- a/app/src/main/java/de/jrpie/android/launcher/actions/LauncherAction.kt
+++ b/app/src/main/java/de/jrpie/android/launcher/actions/LauncherAction.kt
@@ -2,7 +2,6 @@ package de.jrpie.android.launcher.actions
 
 import android.content.Context
 import android.content.Intent
-import android.content.SharedPreferences.Editor
 import android.graphics.Rect
 import android.graphics.drawable.Drawable
 import android.media.AudioManager
@@ -13,11 +12,20 @@ import android.widget.Toast
 import de.jrpie.android.launcher.Application
 import de.jrpie.android.launcher.R
 import de.jrpie.android.launcher.apps.AppFilter
-import de.jrpie.android.launcher.apps.AppInfo.Companion.INVALID_USER
 import de.jrpie.android.launcher.preferences.LauncherPreferences
 import de.jrpie.android.launcher.ui.list.ListActivity
 import de.jrpie.android.launcher.ui.settings.SettingsActivity
+import kotlinx.serialization.KSerializer
+import kotlinx.serialization.SerialName
+import kotlinx.serialization.Serializable
+import kotlinx.serialization.SerializationException
+import kotlinx.serialization.descriptors.SerialDescriptor
+import kotlinx.serialization.descriptors.buildClassSerialDescriptor
+import kotlinx.serialization.encoding.Decoder
+import kotlinx.serialization.encoding.Encoder
 
+@Serializable(with = LauncherActionSerializer::class)
+@SerialName("action:launcher")
 enum class LauncherAction(
     val id: String,
     val label: Int,
@@ -25,68 +33,68 @@ enum class LauncherAction(
     val launch: (Context) -> Unit
 ) : Action {
     SETTINGS(
-        "launcher:settings",
+        "settings",
         R.string.list_other_settings,
         R.drawable.baseline_settings_24,
         ::openSettings
     ),
     CHOOSE(
-        "launcher:choose",
+        "choose",
         R.string.list_other_list,
         R.drawable.baseline_menu_24,
         ::openAppsList
     ),
     CHOOSE_FROM_FAVORITES(
-        "launcher:chooseFromFavorites",
+        "choose_from_favorites",
         R.string.list_other_list_favorites,
         R.drawable.baseline_favorite_24,
         { context -> openAppsList(context, true) }
     ),
     VOLUME_UP(
-        "launcher:volumeUp",
+        "volume_up",
         R.string.list_other_volume_up,
         R.drawable.baseline_volume_up_24, ::audioVolumeUp
     ),
     VOLUME_DOWN(
-        "launcher:volumeDown",
+        "volume_down",
         R.string.list_other_volume_down,
         R.drawable.baseline_volume_down_24, ::audioVolumeDown
     ),
     TRACK_NEXT(
-        "launcher:nextTrack",
+        "next_track",
         R.string.list_other_track_next,
         R.drawable.baseline_skip_next_24, ::audioNextTrack
     ),
     TRACK_PREV(
-        "launcher:previousTrack",
+        "previous_track",
         R.string.list_other_track_previous,
         R.drawable.baseline_skip_previous_24, ::audioPreviousTrack
     ),
     EXPAND_NOTIFICATIONS_PANEL(
-        "launcher:expandNotificationsPanel",
+        "expand_notifications_panel",
         R.string.list_other_expand_notifications_panel,
         R.drawable.baseline_notifications_24,
         ::expandNotificationsPanel
     ),
     EXPAND_SETTINGS_PANEL(
-        "launcher:expandSettingsPanel",
+        "expand_settings_panel",
         R.string.list_other_expand_settings_panel,
         R.drawable.baseline_settings_applications_24,
         ::expandSettingsPanel
     ),
     LOCK_SCREEN(
-        "launcher:lockScreen",
+        "lock_screen",
         R.string.list_other_lock_screen,
         R.drawable.baseline_lock_24px,
         { c -> LauncherPreferences.actions().lockMethod().lockOrEnable(c) }
     ),
     TORCH(
-        "launcher:toggleTorch",
+        "toggle_torch",
         R.string.list_other_torch,
         R.drawable.baseline_flashlight_on_24,
         ::toggleTorch
     ),
-    NOP("launcher:nop", R.string.list_other_nop, R.drawable.baseline_not_interested_24, {});
+    NOP("nop", R.string.list_other_nop, R.drawable.baseline_not_interested_24, {});
 
     override fun invoke(context: Context, rect: Rect?): Boolean {
         launch(context)
@@ -101,16 +109,6 @@ enum class LauncherAction(
         return context.getDrawable(icon)
     }
 
-    override fun bindToGesture(editor: Editor, id: String) {
-        editor
-            .putString("$id.app", this.id)
-            .putInt("$id.user", INVALID_USER)
-    }
-
-    override fun writeToIntent(intent: Intent) {
-        intent.putExtra("action_id", id)
-    }
-
     override fun isAvailable(context: Context): Boolean {
         return true
     }
@@ -119,10 +117,6 @@ enum class LauncherAction(
         fun byId(id: String): LauncherAction? {
             return entries.singleOrNull { it.id == id }
         }
-
-        fun isOtherAction(id: String): Boolean {
-            return id.startsWith("launcher")
-        }
     }
 }
 
@@ -252,4 +246,32 @@ fun openAppsList(context: Context, favorite: Boolean = false, hidden: Boolean =
     )
 
     context.startActivity(intent)
+}
+
+
+/**
+ * LauncherAction can't be serialized directly, since it needs a type annotation.
+ * Thus this hack is needed.
+ */
+@Serializable
+private class LauncherActionWrapper(val id: String)
+
+private class LauncherActionSerializer() : KSerializer<LauncherAction> {
+    override val descriptor: SerialDescriptor = buildClassSerialDescriptor(
+        "action:launcher",
+    ) {
+        element("id", LauncherActionWrapper.serializer().descriptor)
+    }
+    override fun deserialize(decoder: Decoder): LauncherAction {
+        val wrapper = decoder.decodeSerializableValue(LauncherActionWrapper.serializer())
+        return LauncherAction.byId(wrapper.id) ?: throw SerializationException()
+    }
+
+    override fun serialize(encoder: Encoder, value: LauncherAction) {
+        encoder.encodeSerializableValue(
+            LauncherActionWrapper.serializer(),
+            LauncherActionWrapper(value.id)
+        )
+    }
+
 }
\ No newline at end of file
diff --git a/app/src/main/java/de/jrpie/android/launcher/apps/AppFilter.kt b/app/src/main/java/de/jrpie/android/launcher/apps/AppFilter.kt
index 327fc9c..948249f 100644
--- a/app/src/main/java/de/jrpie/android/launcher/apps/AppFilter.kt
+++ b/app/src/main/java/de/jrpie/android/launcher/apps/AppFilter.kt
@@ -29,7 +29,7 @@ class AppFilter(
         if (LauncherPreferences.apps().hideBoundApps()) {
             val boundApps = Gesture.entries
                 .filter(Gesture::isEnabled)
-                .mapNotNull { g -> (Action.forGesture(g) as? AppAction)?.appInfo }
+                .mapNotNull { g -> (Action.forGesture(g) as? AppAction)?.app }
                 .toSet()
             apps = apps.filterNot { info -> boundApps.contains(info.app) }
         }
diff --git a/app/src/main/java/de/jrpie/android/launcher/apps/AppInfo.kt b/app/src/main/java/de/jrpie/android/launcher/apps/AppInfo.kt
index 1bf5bc8..21614f8 100644
--- a/app/src/main/java/de/jrpie/android/launcher/apps/AppInfo.kt
+++ b/app/src/main/java/de/jrpie/android/launcher/apps/AppInfo.kt
@@ -5,21 +5,19 @@ import android.content.Context
 import android.content.pm.LauncherActivityInfo
 import android.content.pm.LauncherApps
 import de.jrpie.android.launcher.getUserFromId
+import kotlinx.serialization.Serializable
+import kotlinx.serialization.encodeToString
+import kotlinx.serialization.json.Json
 
 /**
  * Represents an app installed on the users device.
  * Contains the minimal amount of data required to identify the app.
  */
-class AppInfo(val packageName: CharSequence, val activityName: CharSequence?, val user: Int = INVALID_USER) {
-
-    // TODO: make activityName non nullable (breaking change to SharedPreferences!)
+@Serializable
+class AppInfo(val packageName: String, val activityName: String?, val user: Int = INVALID_USER) {
 
     fun serialize(): String {
-        val u = user
-        var ret = "$packageName;$u"
-        activityName?.let { ret += ";$activityName" }
-
-        return ret
+        return Json.encodeToString(this)
     }
 
     override fun equals(other: Any?): Boolean {
@@ -39,7 +37,7 @@ class AppInfo(val packageName: CharSequence, val activityName: CharSequence?, va
     ): LauncherActivityInfo? {
         val launcherApps = context.getSystemService(Service.LAUNCHER_APPS_SERVICE) as LauncherApps
         val userHandle = getUserFromId(user, context)
-        val activityList = launcherApps.getActivityList(packageName.toString(), userHandle)
+        val activityList = launcherApps.getActivityList(packageName, userHandle)
         return activityList.firstOrNull { app -> app.name == activityName }
             ?: activityList.firstOrNull()
     }
@@ -53,11 +51,7 @@ class AppInfo(val packageName: CharSequence, val activityName: CharSequence?, va
         const val INVALID_USER = -1
 
         fun deserialize(serialized: String): AppInfo {
-            val values = serialized.split(";")
-            val packageName = values[0]
-            val user = Integer.valueOf(values[1])
-            val activityName = values.getOrNull(2)
-            return AppInfo(packageName, activityName, user)
+            return Json.decodeFromString(serialized)
         }
     }
 }
\ No newline at end of file
diff --git a/app/src/main/java/de/jrpie/android/launcher/preferences/LauncherPreferences$Config.java b/app/src/main/java/de/jrpie/android/launcher/preferences/LauncherPreferences$Config.java
index 0ed22c9..866f0a1 100644
--- a/app/src/main/java/de/jrpie/android/launcher/preferences/LauncherPreferences$Config.java
+++ b/app/src/main/java/de/jrpie/android/launcher/preferences/LauncherPreferences$Config.java
@@ -107,6 +107,7 @@ public final class LauncherPreferences$Config {
         }
     }
 
+    // TODO migrate to version 2
     public static class MapAppInfoStringSerializer implements PreferenceSerializer<HashMap<AppInfo, String>, Set<String>> {
 
         @Override
diff --git a/app/src/main/java/de/jrpie/android/launcher/preferences/Preferences.kt b/app/src/main/java/de/jrpie/android/launcher/preferences/Preferences.kt
index fb49ea2..21a448f 100644
--- a/app/src/main/java/de/jrpie/android/launcher/preferences/Preferences.kt
+++ b/app/src/main/java/de/jrpie/android/launcher/preferences/Preferences.kt
@@ -1,57 +1,24 @@
 package de.jrpie.android.launcher.preferences
 
 import android.content.Context
-import android.content.SharedPreferences
 import android.util.Log
 import de.jrpie.android.launcher.BuildConfig
 import de.jrpie.android.launcher.actions.Action
 import de.jrpie.android.launcher.apps.AppInfo
 import de.jrpie.android.launcher.apps.DetailedAppInfo
-import de.jrpie.android.launcher.preferences.theme.Background
-import de.jrpie.android.launcher.preferences.theme.ColorTheme
+import de.jrpie.android.launcher.preferences.legacy.migratePreferencesFromVersionUnknown
+import de.jrpie.android.launcher.preferences.legacy.migratePreferencesFromVersion1
 import de.jrpie.android.launcher.ui.HomeActivity
 
 /* Current version of the structure of preferences.
  * Increase when breaking changes are introduced and write an appropriate case in
  * `migratePreferencesToNewVersion`
  */
-const val PREFERENCE_VERSION = 1
+const val PREFERENCE_VERSION = 2
 const val UNKNOWN_PREFERENCE_VERSION = -1
 private const val TAG = "Launcher - Preferences"
 
 
-private fun migrateStringPreference(
-    oldPrefs: SharedPreferences,
-    newPreferences: SharedPreferences.Editor,
-    oldKey: String,
-    newKey: String,
-    default: String
-) {
-    val s = oldPrefs.getString(oldKey, default)
-    newPreferences.putString(newKey, s)
-}
-
-private fun migrateIntPreference(
-    oldPrefs: SharedPreferences,
-    newPreferences: SharedPreferences.Editor,
-    oldKey: String,
-    newKey: String,
-    default: Int
-) {
-    val s = oldPrefs.getInt(oldKey, default)
-    newPreferences.putInt(newKey, s)
-}
-
-private fun migrateBooleanPreference(
-    oldPrefs: SharedPreferences,
-    newPreferences: SharedPreferences.Editor,
-    oldKey: String,
-    newKey: String,
-    default: Boolean
-) {
-    val s = oldPrefs.getBoolean(oldKey, default)
-    newPreferences.putBoolean(newKey, s)
-}
 
 fun migratePreferencesToNewVersion(context: Context) {
     when (LauncherPreferences.internal().versionCode()) {
@@ -60,356 +27,23 @@ fun migratePreferencesToNewVersion(context: Context) {
         }
 
         UNKNOWN_PREFERENCE_VERSION -> { /* still using the old preferences file */
-            Log.i(
-                TAG,
-                "Unknown preference version, trying to restore preferences from old version."
-            )
+            migratePreferencesFromVersionUnknown(context)
 
-
-            val oldPrefs = context.getSharedPreferences(
-                "V3RYR4ND0MK3YCR4P",
-                Context.MODE_PRIVATE
-            )
-            if (!oldPrefs.contains("startedBefore")) {
-                Log.i(TAG, "No old preferences found.")
-                return
-            }
-            val newPrefs = LauncherPreferences.getSharedPreferences().edit()
-
-            migrateBooleanPreference(
-                oldPrefs,
-                newPrefs,
-                "startedBefore",
-                "internal.started_before",
-                false
-            )
-
-            migrateStringPreference(
-                oldPrefs,
-                newPrefs,
-                "action_volumeUpApp",
-                "action.volume_up.app",
-                ""
-            )
-            migrateIntPreference(
-                oldPrefs,
-                newPrefs,
-                "action_volumeUpApp_user",
-                "action.volume_up.user",
-                -1
-            )
-            migrateStringPreference(
-                oldPrefs,
-                newPrefs,
-                "action_volumeDownApp",
-                "action.volume_down.app",
-                ""
-            )
-            migrateIntPreference(
-                oldPrefs,
-                newPrefs,
-                "action_volumeDownApp_user",
-                "action.volume_down.user",
-                -1
-            )
-            migrateStringPreference(oldPrefs, newPrefs, "action_timeApp", "action.time.app", "")
-            migrateIntPreference(oldPrefs, newPrefs, "action_timeApp_user", "action.time.user", -1)
-            migrateStringPreference(oldPrefs, newPrefs, "action_dateApp", "action.date.app", "")
-            migrateIntPreference(oldPrefs, newPrefs, "action_dateApp_user", "action.date.user", -1)
-            migrateStringPreference(
-                oldPrefs,
-                newPrefs,
-                "action_longClickApp",
-                "action.long_click.app",
-                ""
-            )
-            migrateIntPreference(
-                oldPrefs,
-                newPrefs,
-                "action_longClickApp_user",
-                "action.long_click.user",
-                -1
-            )
-            migrateStringPreference(
-                oldPrefs,
-                newPrefs,
-                "action_doubleClickApp",
-                "action.double_click.app",
-                ""
-            )
-            migrateIntPreference(
-                oldPrefs,
-                newPrefs,
-                "action_doubleClickApp_user",
-                "action.double_click.user",
-                -1
-            )
-            migrateStringPreference(oldPrefs, newPrefs, "action_upApp", "action.up.app", "")
-            migrateIntPreference(oldPrefs, newPrefs, "action_upApp_user", "action.up.user", -1)
-            migrateStringPreference(
-                oldPrefs,
-                newPrefs,
-                "action_up_leftApp",
-                "action.up_left.app",
-                ""
-            )
-            migrateIntPreference(
-                oldPrefs,
-                newPrefs,
-                "action_up_leftApp_user",
-                "action.up_left.user",
-                -1
-            )
-            migrateStringPreference(
-                oldPrefs,
-                newPrefs,
-                "action_up_rightApp",
-                "action.up_right.app",
-                ""
-            )
-            migrateIntPreference(
-                oldPrefs,
-                newPrefs,
-                "action_up_rightApp_user",
-                "action.up_right.user",
-                -1
-            )
-            migrateStringPreference(
-                oldPrefs,
-                newPrefs,
-                "action_doubleUpApp",
-                "action.double_up.app",
-                ""
-            )
-            migrateIntPreference(
-                oldPrefs,
-                newPrefs,
-                "action_doubleUpApp_user",
-                "action.double_up.user",
-                -1
-            )
-            migrateStringPreference(oldPrefs, newPrefs, "action_downApp", "action.down.app", "")
-            migrateIntPreference(oldPrefs, newPrefs, "action_downApp_user", "action.down.user", -1)
-            migrateStringPreference(
-                oldPrefs,
-                newPrefs,
-                "action_down_leftApp",
-                "action.down_left.app",
-                ""
-            )
-            migrateIntPreference(
-                oldPrefs,
-                newPrefs,
-                "action_down_leftApp_user",
-                "action.down_left.user",
-                -1
-            )
-            migrateStringPreference(
-                oldPrefs,
-                newPrefs,
-                "action_down_rightApp",
-                "action.down_right.app",
-                ""
-            )
-            migrateIntPreference(
-                oldPrefs,
-                newPrefs,
-                "action_down_rightApp_user",
-                "action.down_right.user",
-                -1
-            )
-            migrateStringPreference(
-                oldPrefs,
-                newPrefs,
-                "action_doubleDownApp",
-                "action.double_down.app",
-                ""
-            )
-            migrateIntPreference(
-                oldPrefs,
-                newPrefs,
-                "action_doubleDownApp_user",
-                "action.double_down.user",
-                -1
-            )
-            migrateStringPreference(oldPrefs, newPrefs, "action_leftApp", "action.left.app", "")
-            migrateIntPreference(oldPrefs, newPrefs, "action_leftApp_user", "action.left.user", -1)
-            migrateStringPreference(
-                oldPrefs,
-                newPrefs,
-                "action_left_topApp",
-                "action.left_top.app",
-                ""
-            )
-            migrateIntPreference(
-                oldPrefs,
-                newPrefs,
-                "action_left_topApp_user",
-                "action.left_top.user",
-                -1
-            )
-            migrateStringPreference(
-                oldPrefs,
-                newPrefs,
-                "action_left_bottomApp",
-                "action.left_bottom.app",
-                ""
-            )
-            migrateIntPreference(
-                oldPrefs,
-                newPrefs,
-                "action_left_bottomApp_user",
-                "action.left_bottom.user",
-                -1
-            )
-            migrateStringPreference(
-                oldPrefs,
-                newPrefs,
-                "action_doubleLeftApp",
-                "action.double_left.app",
-                ""
-            )
-            migrateIntPreference(
-                oldPrefs,
-                newPrefs,
-                "action_doubleLeftApp_user",
-                "action.double_left.user",
-                -1
-            )
-            migrateStringPreference(oldPrefs, newPrefs, "action_rightApp", "action.right.app", "")
-            migrateIntPreference(
-                oldPrefs,
-                newPrefs,
-                "action_rightApp_user",
-                "action.right.user",
-                -1
-            )
-            migrateStringPreference(
-                oldPrefs,
-                newPrefs,
-                "action_right_topApp",
-                "action.right_top.app",
-                ""
-            )
-            migrateIntPreference(
-                oldPrefs,
-                newPrefs,
-                "action_right_topApp_user",
-                "action.right_top.user",
-                -1
-            )
-            migrateStringPreference(
-                oldPrefs,
-                newPrefs,
-                "action_right_bottomApp",
-                "action.right_bottom.app",
-                ""
-            )
-            migrateIntPreference(
-                oldPrefs,
-                newPrefs,
-                "action_right_bottomApp_user",
-                "action.right_bottom.user",
-                -1
-            )
-            migrateStringPreference(
-                oldPrefs,
-                newPrefs,
-                "action_doubleRightApp",
-                "action.double_right.app",
-                ""
-            )
-            migrateIntPreference(
-                oldPrefs,
-                newPrefs,
-                "action_doubleRightApp_user",
-                "action.double_right.user",
-                -1
-            )
-            migrateBooleanPreference(oldPrefs, newPrefs, "timeVisible", "clock.time_visible", true)
-            migrateBooleanPreference(oldPrefs, newPrefs, "dateVisible", "clock.date_visible", true)
-            migrateBooleanPreference(
-                oldPrefs,
-                newPrefs,
-                "dateLocalized",
-                "clock.date_localized",
-                false
-            )
-            migrateBooleanPreference(
-                oldPrefs,
-                newPrefs,
-                "dateTimeFlip",
-                "clock.date_time_flip",
-                false
-            )
-            migrateBooleanPreference(
-                oldPrefs,
-                newPrefs,
-                "disableTimeout",
-                "display.disable_timeout",
-                false
-            )
-            migrateBooleanPreference(
-                oldPrefs,
-                newPrefs,
-                "useFullScreen",
-                "display.use_full_screen",
-                true
-            )
-            migrateBooleanPreference(
-                oldPrefs,
-                newPrefs,
-                "enableDoubleActions",
-                "enabled_gestures.double_actions",
-                true
-            )
-            migrateBooleanPreference(
-                oldPrefs,
-                newPrefs,
-                "enableEdgeActions",
-                "enabled_gestures.edge_actions",
-                true
-            )
-            migrateBooleanPreference(
-                oldPrefs,
-                newPrefs,
-                "searchAutoLaunch",
-                "functionality.search_auto_launch",
-                true
-            )
-            migrateBooleanPreference(
-                oldPrefs,
-                newPrefs,
-                "searchAutoKeyboard",
-                "functionality.search_auto_keyboard",
-                true
-            )
-
-            newPrefs.apply()
-
-            when (oldPrefs.getString("theme", "finn")) {
-                "finn" -> {
-                    LauncherPreferences.theme().colorTheme(ColorTheme.DEFAULT)
-                    LauncherPreferences.theme().monochromeIcons(false)
-                    LauncherPreferences.theme().background(Background.DIM)
-                }
-
-                "dark" -> {
-                    LauncherPreferences.theme().colorTheme(ColorTheme.DARK)
-                    LauncherPreferences.theme().monochromeIcons(true)
-                    LauncherPreferences.theme().background(Background.DIM)
-                }
-            }
-
-
-            LauncherPreferences.internal().versionCode(PREFERENCE_VERSION)
             Log.i(TAG, "migration of preferences complete.")
-
-            // show the new tutorial
-            // context.startActivity(Intent(context, TutorialActivity::class.java))
+        }
+        1 -> {
+            migratePreferencesFromVersion1()
+            Log.i(TAG, "migration of preferences complete.")
         }
 
-        else -> {}
+        else -> {
+            Log.w(
+                TAG,
+                "Shared preferences were written by a newer version of the app (${
+                    LauncherPreferences.internal().versionCode()
+                })!"
+            )
+        }
     }
 }
 
diff --git a/app/src/main/java/de/jrpie/android/launcher/preferences/legacy/MigrationFrom1.kt b/app/src/main/java/de/jrpie/android/launcher/preferences/legacy/MigrationFrom1.kt
new file mode 100644
index 0000000..c6c143d
--- /dev/null
+++ b/app/src/main/java/de/jrpie/android/launcher/preferences/legacy/MigrationFrom1.kt
@@ -0,0 +1,94 @@
+package de.jrpie.android.launcher.preferences.legacy
+
+import de.jrpie.android.launcher.actions.Action
+import de.jrpie.android.launcher.actions.AppAction
+import de.jrpie.android.launcher.actions.Gesture
+import de.jrpie.android.launcher.actions.LauncherAction
+import de.jrpie.android.launcher.apps.AppInfo
+import de.jrpie.android.launcher.apps.AppInfo.Companion.INVALID_USER
+import de.jrpie.android.launcher.preferences.LauncherPreferences
+import kotlinx.serialization.encodeToString
+import kotlinx.serialization.json.Json
+
+val oldLauncherActionIds: Map<String, LauncherAction> =
+    mapOf(
+        Pair("launcher:settings", LauncherAction.SETTINGS),
+        Pair("launcher:choose", LauncherAction.CHOOSE),
+        Pair("launcher:chooseFromFavorites", LauncherAction.CHOOSE_FROM_FAVORITES),
+        Pair("launcher:volumeUp", LauncherAction.VOLUME_UP),
+        Pair("launcher:volumeDown", LauncherAction.VOLUME_DOWN),
+        Pair("launcher:nextTrack", LauncherAction.TRACK_NEXT),
+        Pair("launcher:previousTrack", LauncherAction.TRACK_PREV),
+        Pair("launcher:expandNotificationsPanel", LauncherAction.EXPAND_NOTIFICATIONS_PANEL),
+        Pair("launcher:expandSettingsPanel", LauncherAction.EXPAND_SETTINGS_PANEL),
+        Pair("launcher:lockScreen", LauncherAction.LOCK_SCREEN),
+        Pair("launcher:toggleTorch", LauncherAction.TORCH),
+        Pair("launcher:nop", LauncherAction.NOP),
+    )
+
+private fun AppInfo.Companion.legacyDeserialize(serialized: String): AppInfo {
+    val values = serialized.split(";")
+    val packageName = values[0]
+    val user = Integer.valueOf(values[1])
+    val activityName = values.getOrNull(2) ?: "" // TODO
+    return AppInfo(packageName, activityName, user)
+}
+
+/**
+ * Get an action for a specific id.
+ * An id is of the form:
+ *  - "launcher:${launcher_action_name}", see [LauncherAction]
+ *  - "${package_name}", see [AppAction]
+ *  - "${package_name}:${activity_name}", see  [AppAction]
+ *
+ *  @param id
+ *  @param user a user id, ignored if the action is a [LauncherAction].
+ */
+private fun Action.Companion.fromId(id: String, user: Int?): Action? {
+    if (id.isEmpty()) {
+        return null
+    }
+    oldLauncherActionIds[id]?.let { return it }
+
+    val values = id.split(";")
+
+    return AppAction(
+        AppInfo(
+            values[0], values.getOrNull(1) ?: "", user ?: INVALID_USER
+        )
+    )
+}
+
+private fun Action.Companion.legacyFromPreference(id: String): Action? {
+    val preferences = LauncherPreferences.getSharedPreferences()
+    val actionId = preferences.getString("$id.app", "")!!
+    var u: Int? = preferences.getInt(
+        "$id.user",
+        AppInfo.INVALID_USER
+    )
+    u = if (u == AppInfo.INVALID_USER) null else u
+
+    return Action.fromId(actionId, u)
+}
+
+private fun migrateAppInfoSet(key: String) {
+    (LauncherPreferences.getSharedPreferences().getStringSet(key, setOf()) ?: return)
+        .map(AppInfo.Companion::legacyDeserialize)
+        .map(AppInfo::serialize)
+        .toSet()
+        .let { LauncherPreferences.getSharedPreferences().edit().putStringSet(key, it).apply() }
+}
+
+private fun migrateAction(key: String) {
+    Action.legacyFromPreference(key)?.let { action ->
+        LauncherPreferences.getSharedPreferences().edit()
+            .putString(key, Json.encodeToString(action)).apply()
+    }
+
+}
+
+fun migratePreferencesFromVersion1() {
+    Gesture.entries.forEach { g -> migrateAction(g.id) }
+    migrateAppInfoSet(LauncherPreferences.apps().keys().hidden())
+    migrateAppInfoSet(LauncherPreferences.apps().keys().favorites())
+}
\ No newline at end of file
diff --git a/app/src/main/java/de/jrpie/android/launcher/preferences/legacy/MigrationFromUnknown.kt b/app/src/main/java/de/jrpie/android/launcher/preferences/legacy/MigrationFromUnknown.kt
new file mode 100644
index 0000000..81c754c
--- /dev/null
+++ b/app/src/main/java/de/jrpie/android/launcher/preferences/legacy/MigrationFromUnknown.kt
@@ -0,0 +1,390 @@
+package de.jrpie.android.launcher.preferences.legacy
+
+import android.content.Context
+import android.content.SharedPreferences
+import android.util.Log
+import de.jrpie.android.launcher.preferences.LauncherPreferences
+import de.jrpie.android.launcher.preferences.theme.Background
+import de.jrpie.android.launcher.preferences.theme.ColorTheme
+
+private fun migrateStringPreference(
+    oldPrefs: SharedPreferences,
+    newPreferences: SharedPreferences.Editor,
+    oldKey: String,
+    newKey: String,
+    default: String
+) {
+    val s = oldPrefs.getString(oldKey, default)
+    newPreferences.putString(newKey, s)
+}
+
+private fun migrateIntPreference(
+    oldPrefs: SharedPreferences,
+    newPreferences: SharedPreferences.Editor,
+    oldKey: String,
+    newKey: String,
+    default: Int
+) {
+    val s = oldPrefs.getInt(oldKey, default)
+    newPreferences.putInt(newKey, s)
+}
+
+private fun migrateBooleanPreference(
+    oldPrefs: SharedPreferences,
+    newPreferences: SharedPreferences.Editor,
+    oldKey: String,
+    newKey: String,
+    default: Boolean
+) {
+    val s = oldPrefs.getBoolean(oldKey, default)
+    newPreferences.putBoolean(newKey, s)
+}
+
+private const val TAG = "Preferences ? -> 1"
+
+fun migratePreferencesFromVersionUnknown(context: Context) {
+    Log.i(
+        TAG,
+        "Unknown preference version, trying to restore preferences from old version."
+    )
+
+    val oldPrefs = context.getSharedPreferences(
+        "V3RYR4ND0MK3YCR4P",
+        Context.MODE_PRIVATE
+    )
+    if (!oldPrefs.contains("startedBefore")) {
+        Log.i(TAG, "No old preferences found. Probably this is a fresh installation.")
+        return
+    }
+
+    val newPrefs = LauncherPreferences.getSharedPreferences().edit()
+
+    migrateBooleanPreference(
+        oldPrefs,
+        newPrefs,
+        "startedBefore",
+        "internal.started_before",
+        false
+    )
+
+    migrateStringPreference(
+        oldPrefs,
+        newPrefs,
+        "action_volumeUpApp",
+        "action.volume_up.app",
+        ""
+    )
+    migrateIntPreference(
+        oldPrefs,
+        newPrefs,
+        "action_volumeUpApp_user",
+        "action.volume_up.user",
+        -1
+    )
+    migrateStringPreference(
+        oldPrefs,
+        newPrefs,
+        "action_volumeDownApp",
+        "action.volume_down.app",
+        ""
+    )
+    migrateIntPreference(
+        oldPrefs,
+        newPrefs,
+        "action_volumeDownApp_user",
+        "action.volume_down.user",
+        -1
+    )
+    migrateStringPreference(oldPrefs, newPrefs, "action_timeApp", "action.time.app", "")
+    migrateIntPreference(oldPrefs, newPrefs, "action_timeApp_user", "action.time.user", -1)
+    migrateStringPreference(oldPrefs, newPrefs, "action_dateApp", "action.date.app", "")
+    migrateIntPreference(oldPrefs, newPrefs, "action_dateApp_user", "action.date.user", -1)
+    migrateStringPreference(
+        oldPrefs,
+        newPrefs,
+        "action_longClickApp",
+        "action.long_click.app",
+        ""
+    )
+    migrateIntPreference(
+        oldPrefs,
+        newPrefs,
+        "action_longClickApp_user",
+        "action.long_click.user",
+        -1
+    )
+    migrateStringPreference(
+        oldPrefs,
+        newPrefs,
+        "action_doubleClickApp",
+        "action.double_click.app",
+        ""
+    )
+    migrateIntPreference(
+        oldPrefs,
+        newPrefs,
+        "action_doubleClickApp_user",
+        "action.double_click.user",
+        -1
+    )
+    migrateStringPreference(oldPrefs, newPrefs, "action_upApp", "action.up.app", "")
+    migrateIntPreference(oldPrefs, newPrefs, "action_upApp_user", "action.up.user", -1)
+    migrateStringPreference(
+        oldPrefs,
+        newPrefs,
+        "action_up_leftApp",
+        "action.up_left.app",
+        ""
+    )
+    migrateIntPreference(
+        oldPrefs,
+        newPrefs,
+        "action_up_leftApp_user",
+        "action.up_left.user",
+        -1
+    )
+    migrateStringPreference(
+        oldPrefs,
+        newPrefs,
+        "action_up_rightApp",
+        "action.up_right.app",
+        ""
+    )
+    migrateIntPreference(
+        oldPrefs,
+        newPrefs,
+        "action_up_rightApp_user",
+        "action.up_right.user",
+        -1
+    )
+    migrateStringPreference(
+        oldPrefs,
+        newPrefs,
+        "action_doubleUpApp",
+        "action.double_up.app",
+        ""
+    )
+    migrateIntPreference(
+        oldPrefs,
+        newPrefs,
+        "action_doubleUpApp_user",
+        "action.double_up.user",
+        -1
+    )
+    migrateStringPreference(oldPrefs, newPrefs, "action_downApp", "action.down.app", "")
+    migrateIntPreference(oldPrefs, newPrefs, "action_downApp_user", "action.down.user", -1)
+    migrateStringPreference(
+        oldPrefs,
+        newPrefs,
+        "action_down_leftApp",
+        "action.down_left.app",
+        ""
+    )
+    migrateIntPreference(
+        oldPrefs,
+        newPrefs,
+        "action_down_leftApp_user",
+        "action.down_left.user",
+        -1
+    )
+    migrateStringPreference(
+        oldPrefs,
+        newPrefs,
+        "action_down_rightApp",
+        "action.down_right.app",
+        ""
+    )
+    migrateIntPreference(
+        oldPrefs,
+        newPrefs,
+        "action_down_rightApp_user",
+        "action.down_right.user",
+        -1
+    )
+    migrateStringPreference(
+        oldPrefs,
+        newPrefs,
+        "action_doubleDownApp",
+        "action.double_down.app",
+        ""
+    )
+    migrateIntPreference(
+        oldPrefs,
+        newPrefs,
+        "action_doubleDownApp_user",
+        "action.double_down.user",
+        -1
+    )
+    migrateStringPreference(oldPrefs, newPrefs, "action_leftApp", "action.left.app", "")
+    migrateIntPreference(oldPrefs, newPrefs, "action_leftApp_user", "action.left.user", -1)
+    migrateStringPreference(
+        oldPrefs,
+        newPrefs,
+        "action_left_topApp",
+        "action.left_top.app",
+        ""
+    )
+    migrateIntPreference(
+        oldPrefs,
+        newPrefs,
+        "action_left_topApp_user",
+        "action.left_top.user",
+        -1
+    )
+    migrateStringPreference(
+        oldPrefs,
+        newPrefs,
+        "action_left_bottomApp",
+        "action.left_bottom.app",
+        ""
+    )
+    migrateIntPreference(
+        oldPrefs,
+        newPrefs,
+        "action_left_bottomApp_user",
+        "action.left_bottom.user",
+        -1
+    )
+    migrateStringPreference(
+        oldPrefs,
+        newPrefs,
+        "action_doubleLeftApp",
+        "action.double_left.app",
+        ""
+    )
+    migrateIntPreference(
+        oldPrefs,
+        newPrefs,
+        "action_doubleLeftApp_user",
+        "action.double_left.user",
+        -1
+    )
+    migrateStringPreference(oldPrefs, newPrefs, "action_rightApp", "action.right.app", "")
+    migrateIntPreference(
+        oldPrefs,
+        newPrefs,
+        "action_rightApp_user",
+        "action.right.user",
+        -1
+    )
+    migrateStringPreference(
+        oldPrefs,
+        newPrefs,
+        "action_right_topApp",
+        "action.right_top.app",
+        ""
+    )
+    migrateIntPreference(
+        oldPrefs,
+        newPrefs,
+        "action_right_topApp_user",
+        "action.right_top.user",
+        -1
+    )
+    migrateStringPreference(
+        oldPrefs,
+        newPrefs,
+        "action_right_bottomApp",
+        "action.right_bottom.app",
+        ""
+    )
+    migrateIntPreference(
+        oldPrefs,
+        newPrefs,
+        "action_right_bottomApp_user",
+        "action.right_bottom.user",
+        -1
+    )
+    migrateStringPreference(
+        oldPrefs,
+        newPrefs,
+        "action_doubleRightApp",
+        "action.double_right.app",
+        ""
+    )
+    migrateIntPreference(
+        oldPrefs,
+        newPrefs,
+        "action_doubleRightApp_user",
+        "action.double_right.user",
+        -1
+    )
+    migrateBooleanPreference(oldPrefs, newPrefs, "timeVisible", "clock.time_visible", true)
+    migrateBooleanPreference(oldPrefs, newPrefs, "dateVisible", "clock.date_visible", true)
+    migrateBooleanPreference(
+        oldPrefs,
+        newPrefs,
+        "dateLocalized",
+        "clock.date_localized",
+        false
+    )
+    migrateBooleanPreference(
+        oldPrefs,
+        newPrefs,
+        "dateTimeFlip",
+        "clock.date_time_flip",
+        false
+    )
+    migrateBooleanPreference(
+        oldPrefs,
+        newPrefs,
+        "disableTimeout",
+        "display.disable_timeout",
+        false
+    )
+    migrateBooleanPreference(
+        oldPrefs,
+        newPrefs,
+        "useFullScreen",
+        "display.use_full_screen",
+        true
+    )
+    migrateBooleanPreference(
+        oldPrefs,
+        newPrefs,
+        "enableDoubleActions",
+        "enabled_gestures.double_actions",
+        true
+    )
+    migrateBooleanPreference(
+        oldPrefs,
+        newPrefs,
+        "enableEdgeActions",
+        "enabled_gestures.edge_actions",
+        true
+    )
+    migrateBooleanPreference(
+        oldPrefs,
+        newPrefs,
+        "searchAutoLaunch",
+        "functionality.search_auto_launch",
+        true
+    )
+    migrateBooleanPreference(
+        oldPrefs,
+        newPrefs,
+        "searchAutoKeyboard",
+        "functionality.search_auto_keyboard",
+        true
+    )
+
+    newPrefs.apply()
+
+    when (oldPrefs.getString("theme", "finn")) {
+        "finn" -> {
+            LauncherPreferences.theme().colorTheme(ColorTheme.DEFAULT)
+            LauncherPreferences.theme().monochromeIcons(false)
+            LauncherPreferences.theme().background(Background.DIM)
+        }
+
+        "dark" -> {
+            LauncherPreferences.theme().colorTheme(ColorTheme.DARK)
+            LauncherPreferences.theme().monochromeIcons(true)
+            LauncherPreferences.theme().background(Background.DIM)
+        }
+    }
+    LauncherPreferences.internal().versionCode(1)
+    Log.i(TAG, "migrated preferences to version 1.")
+
+    migratePreferencesFromVersion1()
+}
\ No newline at end of file
diff --git a/app/src/main/res/values/defaults.xml b/app/src/main/res/values/defaults.xml
index e532965..fb71475 100644
--- a/app/src/main/res/values/defaults.xml
+++ b/app/src/main/res/values/defaults.xml
@@ -5,145 +5,145 @@
 
     <!-- Swipe up - Apps list -->
     <string-array name="default_up">
-        <item>launcher:choose</item> <!-- All Apps -->
+        <item>{\"type\": \"action:launcher\", \"id\": \"choose\"}</item> <!-- All Apps -->
     </string-array>
 
     <!-- Swipe up (left edge) - Favorite Apps -->
     <string-array name="default_up_left">
-        <item>launcher:chooseFromFavorites</item>
+        <item>{\"type\": \"action:launcher\", \"id\": \"choose_from_favorites\"}</item>
     </string-array>
 
     <!-- Swipe up (right edge) - Maps -->
     <string-array name="default_up_right">
-        <item>app.organicmaps</item>
-        <item>com.graphhopper.maps</item>
-        <item>net.osmand.plus</item>
-        <item>com.google.android.apps.maps</item>
+        <item>{\"type\": \"action:app\", \"app\": {\"packageName\": \"app.organicmaps\", \"activityName\": null}}</item>
+        <item>{\"type\": \"action:app\", \"app\": {\"packageName\": \"com.graphhopper.maps\", \"activityName\": null}}</item>
+        <item>{\"type\": \"action:app\", \"app\": {\"packageName\": \"net.osmand.plus\", \"activityName\": null}}</item>
+        <item>{\"type\": \"action:app\", \"app\": {\"packageName\": \"com.google.android.apps.maps\", \"activityName\": null}}</item>
     </string-array>
 
     <!-- Swipe double up - Transportation -->
     <string-array name="default_double_up">
-        <item>de.schildbach.oeffi</item> <!-- Öffi -->
-        <item>de.hafas.android.db</item> <!-- DB Navigator -->
+        <item>{\"type\": \"action:app\", \"app\": {\"packageName\": \"de.schildbach.oeffi\", \"activityName\": null}}</item> <!-- Öffi -->
+        <item>{\"type\": \"action:app\", \"app\": {\"packageName\": \"de.hafas.android.db\", \"activityName\": null}}</item> <!-- DB Navigator -->
     </string-array>
 
     <!-- Swipe down - Browser -->
     <string-array name="default_down">
-        <item>org.mozilla.firefox</item> <!-- Firefox -->
-        <item>org.mozilla.fennec</item> <!-- Fennec -->
-        <item>org.mozilla.fennec_fdroid</item>
-        <item>com.brave.browser</item> <!-- Brave Browser -->
-        <item>com.duckduckgo.mobile.android</item> <!-- DuckDuckGo Browser -->
-        <item>com.sec.android.app.sbrowser</item> <!-- Samsung Internet -->
-        <item>com.android.chrome</item> <!-- Chrome -->
+        <item>{\"type\": \"action:app\", \"app\": {\"packageName\": \"org.mozilla.firefox\", \"activityName\": null}}</item> <!-- Firefox -->
+        <item>{\"type\": \"action:app\", \"app\": {\"packageName\": \"org.mozilla.fennec\", \"activityName\": null}}</item> <!-- Fennec -->
+        <item>{\"type\": \"action:app\", \"app\": {\"packageName\": \"org.mozilla.fennec_fdroid\", \"activityName\": null}}</item>
+        <item>{\"type\": \"action:app\", \"app\": {\"packageName\": \"com.brave.browser\", \"activityName\": null}}</item> <!-- Brave Browser -->
+        <item>{\"type\": \"action:app\", \"app\": {\"packageName\": \"com.duckduckgo.mobile.android\", \"activityName\": null}}</item> <!-- DuckDuckGo Browser -->
+        <item>{\"type\": \"action:app\", \"app\": {\"packageName\": \"com.sec.android.app.sbrowser\", \"activityName\": null}}</item> <!-- Samsung Internet -->
+        <item>{\"type\": \"action:app\", \"app\": {\"packageName\": \"com.android.chrome\", \"activityName\": null}}</item> <!-- Chrome -->
     </string-array>
 
     <!-- Swipe down (left edge) - Translation -->
     <string-array name="default_down_left">
-        <item>com.bnyro.translate</item>
-        <item>com.deepl.mobiletranslator</item>
-        <item>com.google.android.apps.translate</item> <!-- Google Translate -->
-        <item>com.microsoft.translator</item> <!-- Microsoft Translate -->
-        <item>translate.speech.text.translation.voicetranslator</item> <!-- MindMover Translate -->
+        <item>{\"type\": \"action:app\", \"app\": {\"packageName\": \"com.bnyro.translate\", \"activityName\": null}}</item>
+        <item>{\"type\": \"action:app\", \"app\": {\"packageName\": \"com.deepl.mobiletranslator\", \"activityName\": null}}</item>
+        <item>{\"type\": \"action:app\", \"app\": {\"packageName\": \"com.google.android.apps.translate\", \"activityName\": null}}</item> <!-- Google Translate -->
+        <item>{\"type\": \"action:app\", \"app\": {\"packageName\": \"com.microsoft.translator\", \"activityName\": null}}</item> <!-- Microsoft Translate -->
+        <item>{\"type\": \"action:app\", \"app\": {\"packageName\": \"translate.speech.text.translation.voicetranslator\", \"activityName\": null}}</item> <!-- MindMover Translate -->
     </string-array>
 
     <string-array name="default_down_right">
-        <item>org.fdroid.fdroid</item>
-        <item>org.fdroid.basic</item>
-        <item>dev.imranr.obtainium</item>
-        <item>dev.imranr.obtainium.fdroid</item>
+        <item>{\"type\": \"action:app\", \"app\": {\"packageName\": \"org.fdroid.fdroid\", \"activityName\": null}}</item>
+        <item>{\"type\": \"action:app\", \"app\": {\"packageName\": \"org.fdroid.basic\", \"activityName\": null}}</item>
+        <item>{\"type\": \"action:app\", \"app\": {\"packageName\": \"dev.imranr.obtainium\", \"activityName\": null}}</item>
+        <item>{\"type\": \"action:app\", \"app\": {\"packageName\": \"dev.imranr.obtainium.fdroid\", \"activityName\": null}}</item>
     </string-array>
 
     <!-- Swipe double down - Secure Browser -->
     <string-array name="default_double_down">
-        <item>org.torproject.torbrowser</item> <!-- Tor Browser -->
+        <item>{\"type\": \"action:app\", \"app\": {\"packageName\": \"org.torproject.torbrowser\", \"activityName\": null}}</item> <!-- Tor Browser -->
     </string-array>
 
     <!-- Swipe right - Mail -->
     <string-array name="default_right">
-        <item>net.thunderbird.android</item> <!-- Thunderbird -->
-        <item>com.fsck.k9</item> <!-- k9-mail -->
-        <item>de.web.mobile.android.mail</item> <!-- WebMail -->
-        <item>com.samsung.android.email.provider</item> <!-- Samsung Mail -->
-        <item>com.google.android.gm</item> <!-- Google Mail -->
+        <item>{\"type\": \"action:app\", \"app\": {\"packageName\": \"net.thunderbird.android\", \"activityName\": null}}</item> <!-- Thunderbird -->
+        <item>{\"type\": \"action:app\", \"app\": {\"packageName\": \"com.fsck.k9\", \"activityName\": null}}</item> <!-- k9-mail -->
+        <item>{\"type\": \"action:app\", \"app\": {\"packageName\": \"de.web.mobile.android.mail\", \"activityName\": null}}</item> <!-- WebMail -->
+        <item>{\"type\": \"action:app\", \"app\": {\"packageName\": \"com.samsung.android.email.provider\", \"activityName\": null}}</item> <!-- Samsung Mail -->
+        <item>{\"type\": \"action:app\", \"app\": {\"packageName\": \"com.google.android.gm\", \"activityName\": null}}</item> <!-- Google Mail -->
     </string-array>
 
     <!-- Swipe right (top) -->
     <string-array name="default_right_top">
-        <item>com.android.calculator2</item>
-        <item>com.sec.android.app.popupcalculator</item> <!-- Samsung Calculator -->
-        <item>org.mian.gitnex</item> <!-- GitNex -->
-        <item>com.github.android</item> <!-- GitHub Android -->
+        <item>{\"type\": \"action:app\", \"app\": {\"packageName\": \"com.android.calculator2\", \"activityName\": null}}</item>
+        <item>{\"type\": \"action:app\", \"app\": {\"packageName\": \"com.sec.android.app.popupcalculator\", \"activityName\": null}}</item> <!-- Samsung Calculator -->
+        <item>{\"type\": \"action:app\", \"app\": {\"packageName\": \"org.mian.gitnex\", \"activityName\": null}}</item> <!-- GitNex -->
+        <item>{\"type\": \"action:app\", \"app\": {\"packageName\": \"com.github.android\", \"activityName\": null}}</item> <!-- GitHub Android -->
     </string-array>
 
     <!-- Swipe right (bottom) -->
     <string-array name="default_right_bottom">
-        <item>com.android.documentsui</item> <!-- File Manager -->
-        <item>com.android.google.documentsui</item> <!-- File Manager -->
+        <item>{\"type\": \"action:app\", \"app\": {\"packageName\": \"com.android.documentsui\", \"activityName\": null}}</item> <!-- File Manager -->
+        <item>{\"type\": \"action:app\", \"app\": {\"packageName\": \"com.android.google.documentsui\", \"activityName\": null}}</item> <!-- File Manager -->
     </string-array>
 
     <!-- Swipe double right -->
     <string-array name="default_double_right">
-        <item>be.chvp.nanoledger</item> <!-- NanoLedger -->
-        <item>info.tangential.cone</item>
+        <item>{\"type\": \"action:app\", \"app\": {\"packageName\": \"be.chvp.nanoledger\", \"activityName\": null}}</item> <!-- NanoLedger -->
+        <item>{\"type\": \"action:app\", \"app\": {\"packageName\": \"info.tangential.cone\", \"activityName\": null}}</item>
     </string-array>
 
     <string-array name="default_messengers">
-        <item>de.spiritcroc.riotx</item> <!-- SchildiChat -->
-        <item>io.element.android.x</item> <!-- Element X -->
-        <item>im.vector.app</item> <!-- Element -->
-        <item>org.thoughtcrime.securesms</item> <!-- Signal -->
-        <item>org.briarproject.briar.android</item> <!-- Briar -->
-        <item>eu.siacs.conversations</item> <!-- Conversations -->
-        <item>ch.threema.app.libre</item> <!-- Threema -->
-        <item>com.android.messaging</item> <!-- SMS -->
-        <item>com.google.android.apps.messaging</item> <!-- SMS -->
-        <item>com.samsung.android.messaging</item> <!-- Samsung SMS -->
-        <item>com.whatsapp</item> <!-- WhatsApp -->
-        <item>org.telegram.messenger</item> <!-- Telegram -->
-        <item>com.discord</item>
+        <item>{\"type\": \"action:app\", \"app\": {\"packageName\": \"de.spiritcroc.riotx\", \"activityName\": null}}</item> <!-- SchildiChat -->
+        <item>{\"type\": \"action:app\", \"app\": {\"packageName\": \"io.element.android.x\", \"activityName\": null}}</item> <!-- Element X -->
+        <item>{\"type\": \"action:app\", \"app\": {\"packageName\": \"im.vector.app\", \"activityName\": null}}</item> <!-- Element -->
+        <item>{\"type\": \"action:app\", \"app\": {\"packageName\": \"org.thoughtcrime.securesms\", \"activityName\": null}}</item> <!-- Signal -->
+        <item>{\"type\": \"action:app\", \"app\": {\"packageName\": \"org.briarproject.briar.android\", \"activityName\": null}}</item> <!-- Briar -->
+        <item>{\"type\": \"action:app\", \"app\": {\"packageName\": \"eu.siacs.conversations\", \"activityName\": null}}</item> <!-- Conversations -->
+        <item>{\"type\": \"action:app\", \"app\": {\"packageName\": \"ch.threema.app.libre\", \"activityName\": null}}</item> <!-- Threema -->
+        <item>{\"type\": \"action:app\", \"app\": {\"packageName\": \"com.android.messaging\", \"activityName\": null}}</item> <!-- SMS -->
+        <item>{\"type\": \"action:app\", \"app\": {\"packageName\": \"com.google.android.apps.messaging\", \"activityName\": null}}</item> <!-- SMS -->
+        <item>{\"type\": \"action:app\", \"app\": {\"packageName\": \"com.samsung.android.messaging\", \"activityName\": null}}</item> <!-- Samsung SMS -->
+        <item>{\"type\": \"action:app\", \"app\": {\"packageName\": \"com.whatsapp\", \"activityName\": null}}</item> <!-- WhatsApp -->
+        <item>{\"type\": \"action:app\", \"app\": {\"packageName\": \"org.telegram.messenger\", \"activityName\": null}}</item> <!-- Telegram -->
+        <item>{\"type\": \"action:app\", \"app\": {\"packageName\": \"com.discord\", \"activityName\": null}}</item>
     </string-array>
 
     <!-- Volume up -->
     <string-array name="default_volume_up">
-        <item>launcher:volumeUp</item>
+        <item>{\"type\": \"action:launcher\", \"id\": \"volume_up\"}</item>
     </string-array>
 
     <!-- Volume down -->
     <string-array name="default_volume_down">
-        <item>launcher:volumeDown</item>
+        <item>{\"type\": \"action:launcher\", \"id\": \"volume_down\"}</item>
     </string-array>
 
     <!-- Double click - Notes -->
     <string-array name="default_double_click">
-        <item>it.niedermann.owncloud.notes</item>
-        <item>com.samsung.android.app.notes</item> <!-- Samsung Notes -->
-        <item>com.sec.android.widgetapp.diotek.smemo</item> <!-- S Memo (older devices) -->
-        <item>launcher:lockScreen</item>
+        <item>{\"type\": \"action:app\", \"app\": {\"packageName\": \"it.niedermann.owncloud.notes\", \"activityName\": null}}</item>
+        <item>{\"type\": \"action:app\", \"app\": {\"packageName\": \"com.samsung.android.app.notes\", \"activityName\": null}}</item> <!-- Samsung Notes -->
+        <item>{\"type\": \"action:app\", \"app\": {\"packageName\": \"com.sec.android.widgetapp.diotek.smemo\", \"activityName\": null}}</item> <!-- S Memo (older devices) -->
+        <item>{\"type\": \"action:launcher\", \"id\": \"lock_screen\"}</item>
     </string-array>
 
     <!-- Long click - Security -->
     <string-array name="default_long_click">
-        <item>com.beemdevelopment.aegis</item> <!-- Aegis 2FA -->
-        <item>org.fedorahosted.freeotp</item>
-        <item>proton.android.pass.fdroid</item> <!-- Proton Pass -->
-        <item>com.kunzisoft.keepass.libre</item> <!-- KeePassDX -->
-        <item>launcher:settings</item> <!-- Launcher Settings -->
+        <item>{\"type\": \"action:app\", \"app\": {\"packageName\": \"com.beemdevelopment.aegis\", \"activityName\": null}}</item> <!-- Aegis 2FA -->
+        <item>{\"type\": \"action:app\", \"app\": {\"packageName\": \"org.fedorahosted.freeotp\", \"activityName\": null}}</item>
+        <item>{\"type\": \"action:app\", \"app\": {\"packageName\": \"proton.android.pass.fdroid\", \"activityName\": null}}</item> <!-- Proton Pass -->
+        <item>{\"type\": \"action:app\", \"app\": {\"packageName\": \"com.kunzisoft.keepass.libre\", \"activityName\": null}}</item> <!-- KeePassDX -->
+        <item>{\"type\": \"action:launcher\", \"id\": \"settings\"}</item> <!-- Launcher Settings -->
     </string-array>
 
     <!-- Time / Clock -->
     <string-array name="default_time">
-        <item>com.android.deskclock</item>
-        <item>com.google.android.deskclock</item>
-        <item>com.sec.android.app.clockpackage</item> <!-- Android Clock -->
+        <item>{\"type\": \"action:app\", \"app\": {\"packageName\": \"com.android.deskclock\", \"activityName\": null}}</item>
+        <item>{\"type\": \"action:app\", \"app\": {\"packageName\": \"com.google.android.deskclock\", \"activityName\": null}}</item>
+        <item>{\"type\": \"action:app\", \"app\": {\"packageName\": \"com.sec.android.app.clockpackage\", \"activityName\": null}}</item> <!-- Android Clock -->
     </string-array>
 
     <!-- Date / Calendar -->
     <string-array name="default_date">
-        <item>org.lineageos.etar</item> <!-- LineageOS Calendar -->
-        <item>ws.xsoh.etar</item> <!-- Etar -->
-        <item>com.google.android.calendar</item> <!-- Google Calendar -->
-        <item>com.samsung.android.calendar</item> <!-- Samsung Calendar -->
+        <item>{\"type\": \"action:app\", \"app\": {\"packageName\": \"org.lineageos.etar\", \"activityName\": null}}</item> <!-- LineageOS Calendar -->
+        <item>{\"type\": \"action:app\", \"app\": {\"packageName\": \"ws.xsoh.etar\", \"activityName\": null}}</item> <!-- Etar -->
+        <item>{\"type\": \"action:app\", \"app\": {\"packageName\": \"com.google.android.calendar\", \"activityName\": null}}</item> <!-- Google Calendar -->
+        <item>{\"type\": \"action:app\", \"app\": {\"packageName\": \"com.samsung.android.calendar\", \"activityName\": null}}</item> <!-- Samsung Calendar -->
     </string-array>
 
 </resources>
\ No newline at end of file
diff --git a/build.gradle b/build.gradle
index 06e2c56..7c5b9d3 100644
--- a/build.gradle
+++ b/build.gradle
@@ -13,6 +13,8 @@ buildscript {
         classpath 'com.android.tools.build:gradle:8.7.3'
         classpath "org.jetbrains.kotlin:kotlin-gradle-plugin:$kotlin_version"
         classpath "com.android.tools.build:gradle:$android_plugin_version"
+        classpath "org.jetbrains.kotlin:kotlin-serialization:$kotlin_version"
+
 
         // NOTE: Do not place your application dependencies here; they belong
         // in the individual module build.gradle files