diff --git a/app/build.gradle b/app/build.gradle
index 3b3e3d0..f717c61 100644
--- a/app/build.gradle
+++ b/app/build.gradle
@@ -9,8 +9,8 @@ android {
         applicationId "com.github.axet.audiorecorder"
         minSdkVersion 9
         targetSdkVersion 30
-        versionCode 368
-        versionName "3.5.12"
+        versionCode 369
+        versionName "3.5.13"
     }
     signingConfigs {
         release {
@@ -53,7 +53,7 @@ android {
 
 dependencies {
     testImplementation 'junit:junit:4.12'
-    implementation ('com.github.axet:android-audio-library:1.1.13') // implementation project(':android-audio-library')
+    implementation ('com.github.axet:android-audio-library:1.1.14') // implementation project(':android-audio-library')
     implementation ('com.github.axet:wget:1.7.0') { exclude group: 'org.json', module: 'json' }
     assets('com.google.android.exoplayer:exoplayer:2.7.3') { exclude group: 'com.android.support' }
 }
diff --git a/app/src/main/java/com/github/axet/audiorecorder/activities/SettingsActivity.java b/app/src/main/java/com/github/axet/audiorecorder/activities/SettingsActivity.java
index 3f87583..da70605 100644
--- a/app/src/main/java/com/github/axet/audiorecorder/activities/SettingsActivity.java
+++ b/app/src/main/java/com/github/axet/audiorecorder/activities/SettingsActivity.java
@@ -97,11 +97,6 @@ public class SettingsActivity extends AppCompatSettingsThemeActivity implements
         }
         if (key.equals(AudioApplication.PREFERENCE_STORAGE))
             storage.migrateLocalStorageDialog(this);
-        if (key.equals(AudioApplication.PREFERENCE_RATE)) {
-            int sampleRate = Integer.parseInt(sharedPreferences.getString(AudioApplication.PREFERENCE_RATE, ""));
-            if (sampleRate != Sound.getValidRecordRate(Sound.getAudioFormat(this), Sound.getInMode(this), sampleRate))
-                Toast.Text(this, "Not supported Hz");
-        }
     }
 
     @Override
diff --git a/app/src/main/res/values-da/strings.xml b/app/src/main/res/values-da/strings.xml
index 2b598a0..405ac5b 100644
--- a/app/src/main/res/values-da/strings.xml
+++ b/app/src/main/res/values-da/strings.xml
@@ -6,6 +6,7 @@
         <item>Bluetooth</item>
         <item>Internal Audio</item>
     </string-array>
+
     <string name="app_name">Audio Optager</string>
     <string name="auto_close">Auto luk om (%1$d)</string>
     <string name="recording_list_is_empty">Optagelseslisten er tom\n\nKlik Optag for at starte optagelse</string>
diff --git a/app/src/main/res/values-de/strings.xml b/app/src/main/res/values-de/strings.xml
index 6a38a48..90eb581 100644
--- a/app/src/main/res/values-de/strings.xml
+++ b/app/src/main/res/values-de/strings.xml
@@ -18,11 +18,6 @@
         <item>Internal Audio</item>
     </string-array>
 
-    <string-array name="themes_text">
-        <item>Theme Hell</item>
-        <item>Theme Dunkel</item>
-    </string-array>
-
     <string-array name="channels_text">
         <item>Mono (Standard)</item>
         <item>Stereo</item>
diff --git a/app/src/main/res/values-el/strings.xml b/app/src/main/res/values-el/strings.xml
index 5044801..afaedb1 100644
--- a/app/src/main/res/values-el/strings.xml
+++ b/app/src/main/res/values-el/strings.xml
@@ -15,10 +15,6 @@
         <item>Bluetooth</item>
         <item>Internal Audio</item>
     </string-array>
-    <string-array name="themes_text">
-        <item>Φωτεινό</item>
-        <item>Σκοτεινό</item>
-    </string-array>
     <string-array name="channels_text">
         <item>Μονοφωνικό (προεπιλογή)</item>
         <item>Στερεοφωνικό</item>
diff --git a/app/src/main/res/values-es/strings.xml b/app/src/main/res/values-es/strings.xml
index 11ab498..3cd3a22 100644
--- a/app/src/main/res/values-es/strings.xml
+++ b/app/src/main/res/values-es/strings.xml
@@ -18,11 +18,6 @@
         <item>Internal Audio</item>
     </string-array>
 
-    <string-array name="themes_text">
-        <item>Tema claro</item>
-        <item>Tema oscuro</item>
-    </string-array>
-
     <string-array name="channels_text">
         <item>Mono (predeterminado)</item>
         <item>Estéreo</item>
diff --git a/app/src/main/res/values-eu/strings.xml b/app/src/main/res/values-eu/strings.xml
index adce86c..2042ef4 100644
--- a/app/src/main/res/values-eu/strings.xml
+++ b/app/src/main/res/values-eu/strings.xml
@@ -18,11 +18,6 @@
         <item>Internal Audio</item>
     </string-array>
 
-    <string-array name="themes_text">
-        <item>Gai zuria</item>
-        <item>Gai iluna</item>
-    </string-array>
-
     <string-array name="channels_text">
         <item>Mono (lehenetsia)</item>
         <item>Estereo</item>
diff --git a/app/src/main/res/values-fr/strings.xml b/app/src/main/res/values-fr/strings.xml
index 85d62e4..315cdfb 100644
--- a/app/src/main/res/values-fr/strings.xml
+++ b/app/src/main/res/values-fr/strings.xml
@@ -18,11 +18,6 @@
         <item>Internal Audio</item>
     </string-array>
 
-    <string-array name="themes_text">
-        <item>Thème Clair</item>
-        <item>Thème Sombre</item>
-    </string-array>
-
     <string-array name="channels_text">
         <item>Mono (défault)</item>
         <item>Stéréo</item>
diff --git a/app/src/main/res/values-in/strings.xml b/app/src/main/res/values-in/strings.xml
index a0aeb3e..39a0098 100644
--- a/app/src/main/res/values-in/strings.xml
+++ b/app/src/main/res/values-in/strings.xml
@@ -18,11 +18,6 @@
         <item>Internal Audio</item>
     </string-array>
 
-    <string-array name="themes_text">
-        <item>Tema Terang</item>
-        <item>Tema Gelap</item>
-    </string-array>
-
     <string-array name="channels_text">
         <item>Mono (default)</item>
         <item>Stereo</item>
diff --git a/app/src/main/res/values-it/strings.xml b/app/src/main/res/values-it/strings.xml
index 21dd6fb..245ff87 100644
--- a/app/src/main/res/values-it/strings.xml
+++ b/app/src/main/res/values-it/strings.xml
@@ -18,11 +18,6 @@
         <item>Internal Audio</item>
     </string-array>
 
-    <string-array name="themes_text">
-        <item>Tema Bianco</item>
-        <item>Tema Scuro</item>
-    </string-array>
-
     <string-array name="channels_text">
         <item>Mono (predefinito)</item>
         <item>Stereo</item>
diff --git a/app/src/main/res/values-ja/strings.xml b/app/src/main/res/values-ja/strings.xml
index 0818aff..6277022 100644
--- a/app/src/main/res/values-ja/strings.xml
+++ b/app/src/main/res/values-ja/strings.xml
@@ -18,11 +18,6 @@
         <item>Internal Audio</item>
     </string-array>
 
-    <string-array name="themes_text">
-        <item>テーマ ホワイト</item>
-        <item>テーマ ダーク</item>
-    </string-array>
-
     <string-array name="channels_text">
         <item>モノ (デフォルト)</item>
         <item>ステレオ</item>
diff --git a/app/src/main/res/values-pl/strings.xml b/app/src/main/res/values-pl/strings.xml
index e09d887..9b2a558 100644
--- a/app/src/main/res/values-pl/strings.xml
+++ b/app/src/main/res/values-pl/strings.xml
@@ -18,11 +18,6 @@
         <item>Internal Audio</item>
     </string-array>
 
-    <string-array name="themes_text">
-        <item>Motyw Jasny</item>
-        <item>Motyw Ciemny</item>
-    </string-array>
-
     <string-array name="channels_text">
         <item>Mono (domyślnie)</item>
         <item>Stereo</item>
diff --git a/app/src/main/res/values-pt-rBR/strings.xml b/app/src/main/res/values-pt-rBR/strings.xml
index cb1b487..8d56184 100644
--- a/app/src/main/res/values-pt-rBR/strings.xml
+++ b/app/src/main/res/values-pt-rBR/strings.xml
@@ -18,11 +18,6 @@
         <item>Internal Audio</item>
     </string-array>
 
-    <string-array name="themes_text">
-        <item>Tema claro</item>
-        <item>Tema escuro</item>
-    </string-array>
-
     <string-array name="channels_text">
         <item>Mono (padrão)</item>
         <item>Estéreo</item>
diff --git a/app/src/main/res/values-ru/strings.xml b/app/src/main/res/values-ru/strings.xml
index cf590ef..723cc51 100644
--- a/app/src/main/res/values-ru/strings.xml
+++ b/app/src/main/res/values-ru/strings.xml
@@ -1,11 +1,6 @@
 <resources>
     <string name="app_name">Диктофон</string>
 
-    <string-array name="themes_text">
-        <item>Тема Светлая</item>
-        <item>Тема Темная</item>
-    </string-array>
-
     <string-array name="sample_rate_text">
         <item>48 kHz</item>
         <item>44.1 kHz (CD)</item>
diff --git a/app/src/main/res/values-sk/strings.xml b/app/src/main/res/values-sk/strings.xml
index 8982d5d..24d97aa 100644
--- a/app/src/main/res/values-sk/strings.xml
+++ b/app/src/main/res/values-sk/strings.xml
@@ -18,11 +18,6 @@
         <item>Internal Audio</item>
     </string-array>
 
-    <string-array name="themes_text">
-        <item>Svetlý vzhľad</item>
-        <item>Tmavý vzhľad</item>
-    </string-array>
-
     <string-array name="channels_text">
         <item>Mono (predvolené)</item>
         <item>Stereo</item>
diff --git a/app/src/main/res/values-tr/strings.xml b/app/src/main/res/values-tr/strings.xml
index bd58eb2..cbda447 100644
--- a/app/src/main/res/values-tr/strings.xml
+++ b/app/src/main/res/values-tr/strings.xml
@@ -18,11 +18,6 @@
         <item>Internal Audio</item>
     </string-array>
 
-    <string-array name="themes_text">
-        <item>Beyaz Tema</item>
-        <item>Koyu Tema</item>
-    </string-array>
-
     <string-array name="channels_text">
         <item>Mono (varsayılan)</item>
         <item>Stereo</item>
diff --git a/app/src/main/res/values-zh-rCN/strings.xml b/app/src/main/res/values-zh-rCN/strings.xml
index 156469e..61e4bb5 100644
--- a/app/src/main/res/values-zh-rCN/strings.xml
+++ b/app/src/main/res/values-zh-rCN/strings.xml
@@ -17,12 +17,7 @@
         <item>蓝牙</item>
         <item>Internal Audio</item>
     </string-array>
-
-    <string-array name="themes_text">
-        <item>亮色主题</item>
-        <item>暗色主题</item>
-    </string-array>
-
+\
     <string-array name="channels_text">
         <item>单声道 (默认)</item>
         <item>立体声</item>
diff --git a/app/src/main/res/values-zh-rTW/strings.xml b/app/src/main/res/values-zh-rTW/strings.xml
index e7bb31a..76351c4 100644
--- a/app/src/main/res/values-zh-rTW/strings.xml
+++ b/app/src/main/res/values-zh-rTW/strings.xml
@@ -18,11 +18,6 @@
         <item>Internal Audio</item>
     </string-array>
 
-    <string-array name="themes_text">
-        <item>亮色佈景主題</item>
-        <item>暗色佈景主題</item>
-    </string-array>
-
     <string-array name="channels_text">
         <item>單聲道（預設）</item>
         <item>立體聲</item>
diff --git a/app/src/main/res/values/attrs.xml b/app/src/main/res/values/attrs.xml
index 570c35f..62871fc 100644
--- a/app/src/main/res/values/attrs.xml
+++ b/app/src/main/res/values/attrs.xml
@@ -36,11 +36,6 @@
         <item>float</item>
     </string-array>
 
-    <string-array name="themes_values" translatable="false">
-        <item>@string/Theme_Light</item>
-        <item>@string/Theme_Dark</item>
-    </string-array>
-
     <string-array name="channels_values" translatable="false">
         <item>1</item>
         <item>2</item>
diff --git a/app/src/main/res/values/strings.xml b/app/src/main/res/values/strings.xml
index f52d4bd..80ad18d 100644
--- a/app/src/main/res/values/strings.xml
+++ b/app/src/main/res/values/strings.xml
@@ -18,11 +18,6 @@
         <item>Internal Audio</item>
     </string-array>
 
-    <string-array name="themes_text">
-        <item>Theme White</item>
-        <item>Theme Dark</item>
-    </string-array>
-
     <string-array name="channels_text">
         <item>Mono (default)</item>
         <item>Stereo</item>
diff --git a/app/src/main/res/xml/pref_general.xml b/app/src/main/res/xml/pref_general.xml
index ea583b2..0d395ea 100644
--- a/app/src/main/res/xml/pref_general.xml
+++ b/app/src/main/res/xml/pref_general.xml
@@ -110,7 +110,7 @@
             android:title="@string/pref_lockscreen_title" />
 
         <ListPreference
-            android:defaultValue="@string/Theme_Light"
+            android:defaultValue="@string/Theme_System"
             android:entries="@array/themes_text"
             android:entryValues="@array/themes_values"
             android:key="theme"