diff --git a/app/src/main/java/com/keylesspalace/tusky/BaseActivity.java b/app/src/main/java/com/keylesspalace/tusky/BaseActivity.java
index 6cdc471a0..4c8e35f5e 100644
--- a/app/src/main/java/com/keylesspalace/tusky/BaseActivity.java
+++ b/app/src/main/java/com/keylesspalace/tusky/BaseActivity.java
@@ -56,6 +56,8 @@ import java.util.List;
 
 import javax.inject.Inject;
 
+import static com.keylesspalace.tusky.settings.PrefKeys.APP_THEME;
+
 public abstract class BaseActivity extends AppCompatActivity implements Injectable {
     private static final String TAG = "BaseActivity";
 
@@ -74,7 +76,7 @@ public abstract class BaseActivity extends AppCompatActivity implements Injectab
         /* There isn't presently a way to globally change the theme of a whole application at
          * runtime, just individual activities. So, each activity has to set its theme before any
          * views are created. */
-        String theme = preferences.getString("appTheme", ThemeUtils.APP_THEME_DEFAULT);
+        String theme = preferences.getString(APP_THEME, ThemeUtils.APP_THEME_DEFAULT);
         Log.d("activeTheme", theme);
         if (theme.equals("black")) {
             setTheme(R.style.TuskyBlackTheme);
diff --git a/app/src/main/java/com/keylesspalace/tusky/TuskyApplication.kt b/app/src/main/java/com/keylesspalace/tusky/TuskyApplication.kt
index 3c943863d..84fbabbaf 100644
--- a/app/src/main/java/com/keylesspalace/tusky/TuskyApplication.kt
+++ b/app/src/main/java/com/keylesspalace/tusky/TuskyApplication.kt
@@ -25,10 +25,13 @@ import androidx.work.WorkManager
 import autodispose2.AutoDisposePlugins
 import com.keylesspalace.tusky.components.notifications.NotificationHelper
 import com.keylesspalace.tusky.di.AppInjector
+import com.keylesspalace.tusky.settings.NEW_INSTALL_SCHEMA_VERSION
 import com.keylesspalace.tusky.settings.PrefKeys
+import com.keylesspalace.tusky.settings.PrefKeys.APP_THEME
 import com.keylesspalace.tusky.settings.SCHEMA_VERSION
 import com.keylesspalace.tusky.util.APP_THEME_DEFAULT
 import com.keylesspalace.tusky.util.LocaleManager
+import com.keylesspalace.tusky.util.THEME_NIGHT
 import com.keylesspalace.tusky.util.setAppNightMode
 import com.keylesspalace.tusky.worker.PruneCacheWorker
 import com.keylesspalace.tusky.worker.WorkerFactory
@@ -76,7 +79,7 @@ class TuskyApplication : Application(), HasAndroidInjector {
         AppInjector.init(this)
 
         // Migrate shared preference keys and defaults from version to version.
-        val oldVersion = sharedPreferences.getInt(PrefKeys.SCHEMA_VERSION, 0)
+        val oldVersion = sharedPreferences.getInt(PrefKeys.SCHEMA_VERSION, NEW_INSTALL_SCHEMA_VERSION)
         if (oldVersion != SCHEMA_VERSION) {
             upgradeSharedPreferences(oldVersion, SCHEMA_VERSION)
         }
@@ -87,7 +90,7 @@ class TuskyApplication : Application(), HasAndroidInjector {
         EmojiPackHelper.init(this, DefaultEmojiPackList.get(this), allowPackImports = false)
 
         // init night mode
-        val theme = sharedPreferences.getString("appTheme", APP_THEME_DEFAULT)
+        val theme = sharedPreferences.getString(APP_THEME, APP_THEME_DEFAULT)
         setAppNightMode(theme)
 
         localeManager.setLocale()
@@ -136,6 +139,14 @@ class TuskyApplication : Application(), HasAndroidInjector {
             editor.remove(PrefKeys.Deprecated.SHOW_NOTIFICATIONS_FILTER)
         }
 
+        if (oldVersion != NEW_INSTALL_SCHEMA_VERSION && oldVersion < 2023082301) {
+            // Default value for appTheme is now THEME_SYSTEM. If the user is upgrading and
+            // didn't have an explicit preference set use the previous default, so the
+            // theme does not unexpectedly change.
+            if (!sharedPreferences.contains(APP_THEME)) {
+                editor.putString(APP_THEME, THEME_NIGHT)
+            }
+        }
         editor.putInt(PrefKeys.SCHEMA_VERSION, newVersion)
         editor.apply()
     }
diff --git a/app/src/main/java/com/keylesspalace/tusky/components/compose/ComposeActivity.kt b/app/src/main/java/com/keylesspalace/tusky/components/compose/ComposeActivity.kt
index a2828f3a3..14f9b947e 100644
--- a/app/src/main/java/com/keylesspalace/tusky/components/compose/ComposeActivity.kt
+++ b/app/src/main/java/com/keylesspalace/tusky/components/compose/ComposeActivity.kt
@@ -94,6 +94,7 @@ import com.keylesspalace.tusky.entity.Emoji
 import com.keylesspalace.tusky.entity.NewPoll
 import com.keylesspalace.tusky.entity.Status
 import com.keylesspalace.tusky.settings.PrefKeys
+import com.keylesspalace.tusky.settings.PrefKeys.APP_THEME
 import com.keylesspalace.tusky.util.APP_THEME_DEFAULT
 import com.keylesspalace.tusky.util.MentionSpan
 import com.keylesspalace.tusky.util.PickMediaFiles
@@ -208,7 +209,7 @@ class ComposeActivity :
 
         activeAccount = accountManager.activeAccount ?: return
 
-        val theme = preferences.getString("appTheme", APP_THEME_DEFAULT)
+        val theme = preferences.getString(APP_THEME, APP_THEME_DEFAULT)
         if (theme == "black") {
             setTheme(R.style.TuskyDialogActivityBlackTheme)
         }
diff --git a/app/src/main/java/com/keylesspalace/tusky/components/notifications/NotificationHelper.java b/app/src/main/java/com/keylesspalace/tusky/components/notifications/NotificationHelper.java
index a0c5a8ed5..f15d44d2a 100644
--- a/app/src/main/java/com/keylesspalace/tusky/components/notifications/NotificationHelper.java
+++ b/app/src/main/java/com/keylesspalace/tusky/components/notifications/NotificationHelper.java
@@ -238,7 +238,7 @@ public class NotificationHelper {
         Bundle extras = new Bundle();
         // Add the sending account's name, so it can be used when summarising this notification
         extras.putString(EXTRA_ACCOUNT_NAME, body.getAccount().getName());
-        extras.putString(EXTRA_NOTIFICATION_TYPE, body.getType().toString());
+        extras.putSerializable(EXTRA_NOTIFICATION_TYPE, body.getType());
         builder.addExtras(extras);
 
         // Only alert for the first notification of a batch to avoid multiple alerts at once
diff --git a/app/src/main/java/com/keylesspalace/tusky/components/preference/PreferencesActivity.kt b/app/src/main/java/com/keylesspalace/tusky/components/preference/PreferencesActivity.kt
index b47df1596..f8464ea02 100644
--- a/app/src/main/java/com/keylesspalace/tusky/components/preference/PreferencesActivity.kt
+++ b/app/src/main/java/com/keylesspalace/tusky/components/preference/PreferencesActivity.kt
@@ -34,6 +34,7 @@ import com.keylesspalace.tusky.appstore.EventHub
 import com.keylesspalace.tusky.appstore.PreferenceChangedEvent
 import com.keylesspalace.tusky.databinding.ActivityPreferencesBinding
 import com.keylesspalace.tusky.settings.PrefKeys
+import com.keylesspalace.tusky.settings.PrefKeys.APP_THEME
 import com.keylesspalace.tusky.util.APP_THEME_DEFAULT
 import com.keylesspalace.tusky.util.getNonNullString
 import com.keylesspalace.tusky.util.setAppNightMode
@@ -145,8 +146,8 @@ class PreferencesActivity :
 
     override fun onSharedPreferenceChanged(sharedPreferences: SharedPreferences, key: String) {
         when (key) {
-            "appTheme" -> {
-                val theme = sharedPreferences.getNonNullString("appTheme", APP_THEME_DEFAULT)
+            APP_THEME -> {
+                val theme = sharedPreferences.getNonNullString(APP_THEME, APP_THEME_DEFAULT)
                 Log.d("activeTheme", theme)
                 setAppNightMode(theme)
 
diff --git a/app/src/main/java/com/keylesspalace/tusky/settings/SettingsConstants.kt b/app/src/main/java/com/keylesspalace/tusky/settings/SettingsConstants.kt
index 636c1fc69..49041c1aa 100644
--- a/app/src/main/java/com/keylesspalace/tusky/settings/SettingsConstants.kt
+++ b/app/src/main/java/com/keylesspalace/tusky/settings/SettingsConstants.kt
@@ -41,7 +41,10 @@ enum class AppTheme(val value: String) {
  *
  * - Adding a new preference that does not change the interpretation of an existing preference
  */
-const val SCHEMA_VERSION = 2023072401
+const val SCHEMA_VERSION = 2023082301
+
+/** The schema version for fresh installs */
+const val NEW_INSTALL_SCHEMA_VERSION = 0
 
 object PrefKeys {
     // Note: not all of these keys are actually used as SharedPreferences keys but we must give
diff --git a/app/src/main/java/com/keylesspalace/tusky/util/ThemeUtils.kt b/app/src/main/java/com/keylesspalace/tusky/util/ThemeUtils.kt
index a03a50260..10f8df1a4 100644
--- a/app/src/main/java/com/keylesspalace/tusky/util/ThemeUtils.kt
+++ b/app/src/main/java/com/keylesspalace/tusky/util/ThemeUtils.kt
@@ -30,12 +30,12 @@ import com.google.android.material.color.MaterialColors
  * the ability to do so is not supported in resource files.
  */
 
-private const val THEME_NIGHT = "night"
-private const val THEME_DAY = "day"
-private const val THEME_BLACK = "black"
-private const val THEME_AUTO = "auto"
-private const val THEME_SYSTEM = "auto_system"
-const val APP_THEME_DEFAULT = THEME_NIGHT
+const val THEME_NIGHT = "night"
+const val THEME_DAY = "day"
+const val THEME_BLACK = "black"
+const val THEME_AUTO = "auto"
+const val THEME_SYSTEM = "auto_system"
+const val APP_THEME_DEFAULT = THEME_SYSTEM
 
 fun getDimension(context: Context, @AttrRes attribute: Int): Int {
     return context.obtainStyledAttributes(intArrayOf(attribute)).use { array ->
diff --git a/app/src/main/res/values-cy/strings.xml b/app/src/main/res/values-cy/strings.xml
index eb6c33ba7..647644737 100644
--- a/app/src/main/res/values-cy/strings.xml
+++ b/app/src/main/res/values-cy/strings.xml
@@ -731,4 +731,6 @@
     <string name="about_copied">Copïwyd fersiwn a gwybodaeth dyfais</string>
     <string name="list_exclusive_label">Cuddio o\'r ffrwd cartref</string>
     <string name="error_media_playback">Methodd chwarae: %s</string>
+    <string name="dialog_delete_filter_positive_action">Dileu</string>
+    <string name="dialog_delete_filter_text">Dileu\'r hidlydd \'%1$s\'\?</string>
 </resources>
diff --git a/app/src/main/res/values-fa/strings.xml b/app/src/main/res/values-fa/strings.xml
index 31570ad4f..7d65376bd 100644
--- a/app/src/main/res/values-fa/strings.xml
+++ b/app/src/main/res/values-fa/strings.xml
@@ -683,4 +683,6 @@
     <string name="about_copied">اطّلاعات افزاره و نگارش رونوشت شد</string>
     <string name="list_exclusive_label">نهفتن از خط زمانی خانگی</string>
     <string name="error_media_playback">پخش شکست خورد: %s</string>
+    <string name="dialog_delete_filter_positive_action">حذف</string>
+    <string name="dialog_delete_filter_text">حذف پالایهٔ «%1$s»؟</string>
 </resources>
diff --git a/app/src/main/res/values-fr/strings.xml b/app/src/main/res/values-fr/strings.xml
index 9fa13bffa..22eb4313c 100644
--- a/app/src/main/res/values-fr/strings.xml
+++ b/app/src/main/res/values-fr/strings.xml
@@ -439,7 +439,7 @@
     <string name="add_poll_choice">Ajouter un choix</string>
     <string name="poll_allow_multiple_choices">Choix multiples</string>
     <string name="poll_new_choice_hint">Choix %d</string>
-    <string name="edit_poll">Éditer</string>
+    <string name="edit_poll">Modifier</string>
     <string name="title_scheduled_posts">Pouets planifiés</string>
     <string name="action_edit">Modifier</string>
     <string name="action_access_scheduled_posts">Messages programmés</string>
@@ -682,4 +682,4 @@
     <string name="filter_keyword_addition_title">Ajouter un mot-clé</string>
     <string name="filter_edit_keyword_title">Modifier mot-clé</string>
     <string name="filter_description_format">%s : %s</string>
-</resources>
+</resources>
\ No newline at end of file
diff --git a/app/src/main/res/values-gl/strings.xml b/app/src/main/res/values-gl/strings.xml
index f74f3a961..2dc51827b 100644
--- a/app/src/main/res/values-gl/strings.xml
+++ b/app/src/main/res/values-gl/strings.xml
@@ -262,10 +262,10 @@
     <string name="action_add_to_list">Engadir conta á listaxe</string>
     <string name="hint_search_people_list">Atopar persoas ás que segues</string>
     <string name="action_delete_list">Eliminar a listaxe</string>
-    <string name="action_rename_list">Renomear a listaxe</string>
+    <string name="action_rename_list">Actualizar a listaxe</string>
     <string name="action_create_list">Crear unha listaxe</string>
     <string name="error_delete_list">Non se puido eliminar a listaxe</string>
-    <string name="error_rename_list">Non se puido renomear a listaxe</string>
+    <string name="error_rename_list">Non se actualizou a listaxe</string>
     <string name="error_create_list">Non se puido crear a listaxe</string>
     <string name="title_lists">Listaxes</string>
     <string name="action_lists">Listaxes</string>
@@ -304,10 +304,9 @@
     <string name="post_share_link">Compartir ligazón ao toot</string>
     <string name="post_share_content">Compartir contido do toot</string>
     <string name="about_tusky_account">Perfil de Tusky</string>
-    <string name="about_bug_feature_request_site">Informar de fallos e solicitar funcións:
-\n https://github.com/tuskyapp/Tusky/issues</string>
-    <string name="about_project_site">Web do proxecto:
-\n https://tusky.app</string>
+    <string name="about_bug_feature_request_site">Informar de fallos e solicitar funcións: 
+\nhttps://github.com/tuskyapp/Tusky/issues</string>
+    <string name="about_project_site">Web do proxecto: https://tusky.app</string>
     <string name="about_tusky_license">Tusky é software libre e de código aberto. Está baixo a licenza GNU General Public License Version 3. Podes ver a licenza aquí: https://www.gnu.org/licenses/gpl-3.0.en.html</string>
     <string name="about_powered_by_tusky">Desenvolta por Tusky</string>
     <string name="about_tusky_version">Tusky %s</string>
@@ -666,4 +665,16 @@
     <string name="notification_notification_worker">Obtendo as notificacións…</string>
     <string name="notification_prune_cache">Mantemento da caché…</string>
     <string name="error_media_upload_sending_fmt">Fallou a subida: %s</string>
-</resources>
+    <string name="about_device_info_title">O teu dispositivo</string>
+    <string name="about_device_info">%s %s
+\nVersión de Android: %s
+\nVersión SDK: %d</string>
+    <string name="about_account_info_title">A túa conta</string>
+    <string name="about_account_info">\@%s@%s
+\nVersión: %s</string>
+    <string name="about_copied">Copiouse a información sobre o dispositivo e versión</string>
+    <string name="about_copy">Copiar a información da versión e o dispositivo</string>
+    <string name="dialog_delete_filter_positive_action">Eliminar</string>
+    <string name="list_exclusive_label">Agochar na cronoloxía de inicio</string>
+    <string name="dialog_delete_filter_text">Eliminar o filtro \'%1$s\'\?</string>
+</resources>
\ No newline at end of file
diff --git a/app/src/main/res/values-nl/strings.xml b/app/src/main/res/values-nl/strings.xml
index d883dc95e..bad61b2e9 100644
--- a/app/src/main/res/values-nl/strings.xml
+++ b/app/src/main/res/values-nl/strings.xml
@@ -259,10 +259,8 @@
     <string name="title_lists">Lijsten</string>
     <string name="compose_active_account_description">Berichten plaatsen als %1$s</string>
     <plurals name="hint_describe_for_visually_impaired">
-        <item quantity="one">Omschrijf dit voor iemand met een visuele beperking
-\n(tekenlimiet is %d)</item>
-        <item quantity="other">Omschrijf dit voor mensen met een visuele beperking
-\n(tekenlimiet is %d)</item>
+        <item quantity="one">Omschrijf inhoud voor iemand met een visuele beperking (tekenlimiet is %d)</item>
+        <item quantity="other">Omschrijf inhoud voor mensen met een visuele beperking (tekenlimiet is %d)</item>
     </plurals>
     <string name="action_set_caption">Beschrijving toevoegen</string>
     <string name="action_remove">Verwijderen</string>
@@ -663,4 +661,6 @@
     <string name="about_copied">Versie en apparaatinformatie gekopieerd</string>
     <string name="error_media_upload_sending_fmt">De upload is mislukt: %s</string>
     <string name="socket_timeout_exception">Contact zoeken met je server duurde te lang</string>
+    <string name="dialog_delete_filter_positive_action">Verwijder</string>
+    <string name="dialog_delete_filter_text">Verwijder filter \'%1$s\'\?</string>
 </resources>
diff --git a/app/src/main/res/values-vi/strings.xml b/app/src/main/res/values-vi/strings.xml
index ffc70bee0..aeeb84f93 100644
--- a/app/src/main/res/values-vi/strings.xml
+++ b/app/src/main/res/values-vi/strings.xml
@@ -665,4 +665,6 @@
     <string name="about_device_info_title">Thiết bị của bạn</string>
     <string name="list_exclusive_label">Ẩn khỏi bảng tin</string>
     <string name="error_media_playback">Không thể phát: %s</string>
+    <string name="dialog_delete_filter_text">Xóa bộ lọc \'%1$s\'\?</string>
+    <string name="dialog_delete_filter_positive_action">Xóa</string>
 </resources>
diff --git a/app/src/main/res/values-zh-rCN/strings.xml b/app/src/main/res/values-zh-rCN/strings.xml
index 61aec7198..3729e425f 100644
--- a/app/src/main/res/values-zh-rCN/strings.xml
+++ b/app/src/main/res/values-zh-rCN/strings.xml
@@ -679,4 +679,6 @@
     <string name="about_copy">复制版本及设备信息</string>
     <string name="list_exclusive_label">不出现在首页时间线中</string>
     <string name="error_media_playback">播放失败了：%s</string>
+    <string name="dialog_delete_filter_text">删除筛选器\'%1$s\'吗？</string>
+    <string name="dialog_delete_filter_positive_action">删除</string>
 </resources>