diff --git a/packages/@core-js/src/utils/State.ts b/packages/@core-js/src/utils/State.ts
index b0c43ef23..a1a40c589 100644
--- a/packages/@core-js/src/utils/State.ts
+++ b/packages/@core-js/src/utils/State.ts
@@ -98,6 +98,15 @@ export class State<TData extends DefaultStateData> {
     this.storeIfNeeded();
   };
 
+  public setAsync = async (
+    updater: Partial<TData> | ((data: TData) => Partial<TData>),
+  ) => {
+    const newData = typeof updater === 'function' ? updater(this.data) : updater;
+    this.data = { ...this.data, ...newData };
+    this.emit();
+    await this.storeIfNeeded();
+  };
+
   private emit() {
     this.subscribers.forEach((subscriber) => subscriber(this.data));
   }
diff --git a/packages/mobile/android/app/build.gradle b/packages/mobile/android/app/build.gradle
index ef0441fb9..f6584c79e 100644
--- a/packages/mobile/android/app/build.gradle
+++ b/packages/mobile/android/app/build.gradle
@@ -92,7 +92,7 @@ android {
         minSdkVersion rootProject.ext.minSdkVersion
         targetSdkVersion rootProject.ext.targetSdkVersion
         versionCode 433
-        versionName "4.0.0"
+        versionName "4.0.1"
         missingDimensionStrategy 'react-native-camera', 'general'
         missingDimensionStrategy 'store', 'play'
     }
diff --git a/packages/mobile/ios/ton_keeper.xcodeproj/project.pbxproj b/packages/mobile/ios/ton_keeper.xcodeproj/project.pbxproj
index 3742e1b05..05e38f21d 100644
--- a/packages/mobile/ios/ton_keeper.xcodeproj/project.pbxproj
+++ b/packages/mobile/ios/ton_keeper.xcodeproj/project.pbxproj
@@ -1294,7 +1294,7 @@
 					"$(inherited)",
 					"@executable_path/Frameworks",
 				);
-				MARKETING_VERSION = 4.0.0;
+				MARKETING_VERSION = 4.0.1;
 				OTHER_LDFLAGS = (
 					"$(inherited)",
 					"-ObjC",
@@ -1328,7 +1328,7 @@
 					"$(inherited)",
 					"@executable_path/Frameworks",
 				);
-				MARKETING_VERSION = 4.0.0;
+				MARKETING_VERSION = 4.0.1;
 				OTHER_LDFLAGS = (
 					"$(inherited)",
 					"-ObjC",
diff --git a/packages/mobile/src/hooks/useMigration.ts b/packages/mobile/src/hooks/useMigration.ts
index 855721763..e91e2f4a8 100644
--- a/packages/mobile/src/hooks/useMigration.ts
+++ b/packages/mobile/src/hooks/useMigration.ts
@@ -22,12 +22,8 @@ export const useMigration = () => {
     if (isNewSecurityFlow) {
       const keychainService = await AsyncStorage.getItem('keychainService');
 
-      if (!keychainService) {
-        throw new Error();
-      }
-
       jsonstr = await SecureStore.getItemAsync('biometry_' + keychainItemName, {
-        keychainService,
+        keychainService: keychainService || 'TKProtected',
       });
     } else {
       jsonstr = await EncryptedStorage.getItem(keychainItemName);
diff --git a/packages/mobile/src/navigation/MainStack/MainStack.tsx b/packages/mobile/src/navigation/MainStack/MainStack.tsx
index 1f8300cbe..c2a9f5106 100644
--- a/packages/mobile/src/navigation/MainStack/MainStack.tsx
+++ b/packages/mobile/src/navigation/MainStack/MainStack.tsx
@@ -63,7 +63,7 @@ export const MainStack: FC = () => {
   const showLockScreen =
     tk.lockEnabled && !isUnlocked && hasWallet && !attachedScreen.pathname;
 
-  const isMigrated = useExternalState(tk.walletsStore, (state) => state.isMigrated);
+  const isMigrated = useExternalState(tk.migrationStore, (state) => state.isMigrated);
 
   const root = useMemo(() => {
     if (hasWallet) {
diff --git a/packages/mobile/src/screens/BackupPhraseScreen/BackupPhraseScreen.tsx b/packages/mobile/src/screens/BackupPhraseScreen/BackupPhraseScreen.tsx
index 0b03553ec..9b56fb282 100644
--- a/packages/mobile/src/screens/BackupPhraseScreen/BackupPhraseScreen.tsx
+++ b/packages/mobile/src/screens/BackupPhraseScreen/BackupPhraseScreen.tsx
@@ -41,43 +41,45 @@ export const BackupPhraseScreen = memo(() => {
   return (
     <Screen>
       <Screen.Header />
-      <View style={styles.container}>
-        <Text type="h2" textAlign="center">
-          {t('recovery_phrase.title')}
-        </Text>
-        <Spacer y={4} />
-        <Text type="body1" color="textSecondary" textAlign="center">
-          {t('recovery_phrase.caption')}
-        </Text>
-        <Spacer y={16} />
+      <Screen.ScrollView>
+        <View style={styles.container}>
+          <Text type="h2" textAlign="center">
+            {t('recovery_phrase.title')}
+          </Text>
+          <Spacer y={4} />
+          <Text type="body1" color="textSecondary" textAlign="center">
+            {t('recovery_phrase.caption')}
+          </Text>
+          <Spacer y={16} />
 
-        <View style={styles.centered}>
-          <View style={styles.columns}>
-            <View style={styles.leftColumn}>
-              {leftColumn.map((word, index) => (
-                <View style={styles.line} key={`${word}-${index}`}>
-                  <Text type="body2" color="textSecondary" style={styles.num}>
-                    {index + 1}.
-                  </Text>
-                  <Text type="body1">{word}</Text>
-                </View>
-              ))}
-            </View>
-            <View>
-              {rightColumn.map((word, index) => (
-                <View style={styles.line} key={`${word}-${index + 1 + 12}`}>
-                  <Text type="body2" color="textSecondary" style={styles.num}>
-                    {index + 1 + 12}.
-                  </Text>
-                  <Text type="body1">{word}</Text>
-                </View>
-              ))}
+          <View style={styles.centered}>
+            <View style={styles.columns}>
+              <View style={styles.leftColumn}>
+                {leftColumn.map((word, index) => (
+                  <View style={styles.line} key={`${word}-${index}`}>
+                    <Text type="body2" color="textSecondary" style={styles.num}>
+                      {index + 1}.
+                    </Text>
+                    <Text type="body1">{word}</Text>
+                  </View>
+                ))}
+              </View>
+              <View>
+                {rightColumn.map((word, index) => (
+                  <View style={styles.line} key={`${word}-${index + 1 + 12}`}>
+                    <Text type="body2" color="textSecondary" style={styles.num}>
+                      {index + 1 + 12}.
+                    </Text>
+                    <Text type="body1">{word}</Text>
+                  </View>
+                ))}
+              </View>
             </View>
           </View>
         </View>
-      </View>
-
-      <View style={[styles.buttonContainer, { paddingBottom: safeArea.bottom + 32 }]}>
+        <Screen.ButtonSpacer />
+      </Screen.ScrollView>
+      <Screen.ButtonContainer>
         {lastBackupAt !== null && !params.isBackupAgain ? (
           <Button
             title={t('recovery_phrase.copy_button')}
@@ -94,7 +96,7 @@ export const BackupPhraseScreen = memo(() => {
             }
           />
         )}
-      </View>
+      </Screen.ButtonContainer>
     </Screen>
   );
 });
@@ -102,7 +104,6 @@ export const BackupPhraseScreen = memo(() => {
 const styles = StyleSheet.create({
   container: {
     paddingHorizontal: 16,
-    flex: 1,
   },
   centered: {
     justifyContent: 'center',
@@ -111,7 +112,7 @@ const styles = StyleSheet.create({
   columns: {
     flexDirection: 'row',
     maxWidth: 310,
-    paddingTop: 16,
+    paddingVertical: 16,
   },
   line: {
     width: 151,
@@ -129,8 +130,4 @@ const styles = StyleSheet.create({
     position: 'relative',
     top: 3,
   },
-  buttonContainer: {
-    marginTop: 16,
-    marginHorizontal: 32,
-  },
 });
diff --git a/packages/mobile/src/wallet/Tonkeeper.ts b/packages/mobile/src/wallet/Tonkeeper.ts
index 1fe5a8834..65c7e28a4 100644
--- a/packages/mobile/src/wallet/Tonkeeper.ts
+++ b/packages/mobile/src/wallet/Tonkeeper.ts
@@ -45,6 +45,9 @@ export interface WalletsStoreState {
   selectedIdentifier: string;
   biometryEnabled: boolean;
   lockEnabled: boolean;
+}
+
+export interface MigrationState {
   isMigrated: boolean;
 }
 
@@ -77,6 +80,9 @@ export class Tonkeeper {
     selectedIdentifier: '',
     biometryEnabled: false,
     lockEnabled: true,
+  });
+
+  public migrationStore = new State<MigrationState>({
     isMigrated: false,
   });
 
@@ -99,6 +105,11 @@ export class Tonkeeper {
       storage: this.storage,
       key: 'walletsStore',
     });
+
+    this.migrationStore.persist({
+      storage: this.storage,
+      key: 'migrationStore',
+    });
   }
 
   public get wallet() {
@@ -122,12 +133,18 @@ export class Tonkeeper {
       await Promise.all([
         this.walletsStore.rehydrate(),
         this.tonPrice.rehydrate(),
+        this.migrationStore.rehydrate(),
         this.biometry.detectTypes(),
       ]);
 
+      // @ts-ignore moved to migrationStore, may be set on some clients. So we need to migrate it
+      if (this.walletsStore.data.isMigrated) {
+        this.setMigrated();
+      }
+
       this.tonPrice.load();
 
-      if (!this.walletsStore.data.isMigrated) {
+      if (!this.migrationStore.data.isMigrated) {
         this.migrationData = await this.getMigrationData();
       }
 
@@ -237,7 +254,9 @@ export class Tonkeeper {
       return indexA - indexB;
     });
 
-    this.walletsStore.set(({ wallets }) => ({ wallets: [...wallets, ...sortedWallets] }));
+    await this.walletsStore.setAsync(({ wallets }) => ({
+      wallets: [...wallets, ...sortedWallets],
+    }));
     const walletsInstances = await Promise.all(
       sortedWallets.map((wallet) => this.createWalletInstance(wallet)),
     );
@@ -334,7 +353,9 @@ export class Tonkeeper {
       version,
     };
 
-    this.walletsStore.set(({ wallets }) => ({ wallets: [...wallets, config] }));
+    await this.walletsStore.setAsync(({ wallets }) => ({
+      wallets: [...wallets, config],
+    }));
     const wallet = await this.createWalletInstance(config);
     this.setWallet(wallet);
 
@@ -348,7 +369,7 @@ export class Tonkeeper {
           Array.from(this.wallets.keys()).find((item) => item !== identifier) ?? '',
         ) ?? null;
 
-      this.walletsStore.set(({ wallets }) => ({
+      await this.walletsStore.setAsync(({ wallets }) => ({
         wallets: wallets.filter((w) => w.identifier !== identifier),
         selectedIdentifier: nextWallet?.identifier ?? '',
       }));
@@ -358,7 +379,7 @@ export class Tonkeeper {
       this.wallets.delete(identifier);
 
       if (this.wallets.size === 0) {
-        this.walletsStore.set({ biometryEnabled: false });
+        await this.walletsStore.setAsync({ biometryEnabled: false });
         this.vault.destroy();
       }
 
@@ -369,7 +390,7 @@ export class Tonkeeper {
   }
 
   public async removeAllWallets() {
-    this.walletsStore.set({
+    await this.walletsStore.setAsync({
       wallets: [],
       selectedIdentifier: '',
       biometryEnabled: false,
@@ -441,7 +462,7 @@ export class Tonkeeper {
         },
       );
 
-      this.walletsStore.set({ wallets: updatedWallets });
+      await this.walletsStore.setAsync({ wallets: updatedWallets });
 
       identifiers.forEach((identifier) => {
         const currentConfig = updatedWallets.find(
@@ -496,7 +517,7 @@ export class Tonkeeper {
 
   public setMigrated() {
     console.log('migrated');
-    this.walletsStore.set({ isMigrated: true });
+    this.migrationStore.set({ isMigrated: true });
   }
 
   public saveLastBackupTimestampAll(identifiers: string[], dismissSetup = false) {
@@ -512,7 +533,7 @@ export class Tonkeeper {
   public async enableBiometry(passcode: string) {
     await this.vault.setupBiometry(passcode);
 
-    this.walletsStore.set({ biometryEnabled: true });
+    await this.walletsStore.setAsync({ biometryEnabled: true });
   }
 
   public async disableBiometry() {
@@ -520,14 +541,14 @@ export class Tonkeeper {
       await this.vault.removeBiometry();
     } catch {}
 
-    this.walletsStore.set({ biometryEnabled: false });
+    await this.walletsStore.setAsync({ biometryEnabled: false });
   }
 
   public async enableLock() {
-    this.walletsStore.set({ lockEnabled: true });
+    await this.walletsStore.setAsync({ lockEnabled: true });
   }
 
   public async disableLock() {
-    this.walletsStore.set({ lockEnabled: false });
+    await this.walletsStore.setAsync({ lockEnabled: false });
   }
 }