diff --git a/app/src/main/AndroidManifest.xml b/app/src/main/AndroidManifest.xml
index da531480..cee95fe3 100644
--- a/app/src/main/AndroidManifest.xml
+++ b/app/src/main/AndroidManifest.xml
@@ -13,6 +13,7 @@
     <uses-permission android:name="android.permission.CAMERA" />
     <uses-permission android:name="android.permission.FOREGROUND_SERVICE" />
     <uses-permission android:name="android.permission.POST_NOTIFICATIONS"/>
+    <uses-permission android:name="android.permission.FOREGROUND_SERVICE_DATA_SYNC" />
     <!-- PowerPermission uses minSdk 21, it's safe to override as it is used only in >= 23 -->
     <uses-sdk tools:overrideLibrary="com.qifan.powerpermission.coroutines, com.qifan.powerpermission.core" />
 
@@ -84,7 +85,7 @@
                 android:resource="@xml/widget_timetable_info" />
         </receiver>
         <service android:name=".ui.widgets.timetable.WidgetTimetableService"
-            android:permission="android.permission.BIND_REMOTEVIEWS" />
+            android:permission="android.permission.BIND_REMOTEVIEWS" android:foregroundServiceType="dataSync" />
         <activity android:name=".ui.widgets.LessonDialogActivity"
             android:label=""
             android:configChanges="orientation|keyboardHidden"
@@ -105,7 +106,7 @@
                 android:resource="@xml/widget_notifications_info" />
         </receiver>
         <service android:name=".ui.widgets.notifications.WidgetNotificationsService"
-            android:permission="android.permission.BIND_REMOTEVIEWS" />
+            android:permission="android.permission.BIND_REMOTEVIEWS" android:foregroundServiceType="dataSync" />
         <!-- LUCKY NUMBER -->
         <receiver android:name=".ui.widgets.luckynumber.WidgetLuckyNumberProvider"
             android:label="@string/widget_lucky_number_title"
@@ -202,15 +203,15 @@
               ____) |  __/ |   \ V /| | (_|  __/\__ \
              |_____/ \___|_|    \_/ |_|\___\___||___/
         -->
-        <service android:name=".data.api.ApiService" />
+        <service android:name=".data.api.ApiService" android:foregroundServiceType="dataSync" />
         <service android:name=".data.firebase.MyFirebaseService"
-            android:exported="false">
+            android:exported="false" android:foregroundServiceType="dataSync">
             <intent-filter android:priority="10000000">
                 <action android:name="com.google.firebase.MESSAGING_EVENT" />
                 <action android:name="com.google.firebase.INSTANCE_ID_EVENT" />
             </intent-filter>
         </service>
-        <service android:name=".sync.UpdateDownloaderService" />
+        <service android:name=".sync.UpdateDownloaderService" android:foregroundServiceType="dataSync" />
 
         <!--
               _____                _     _
diff --git a/app/src/main/assets/pl-changelog.html b/app/src/main/assets/pl-changelog.html
index 170f3c05..91a45e78 100644
--- a/app/src/main/assets/pl-changelog.html
+++ b/app/src/main/assets/pl-changelog.html
@@ -1,9 +1,11 @@
-<h3>Wersja 4.14, 2025-02-02</h3>
+<h3>Wersja 4.14.1, 2025-02-05</h3>
 <ul>
     <li>USOS: <b>dodano obsługę ocen</b>.</li>
     <li>USOS: obliczanie średniej za studia oraz punktów ECTS.</li>
     <li>USOS: poprawiono brak planu zajęć po rozpoczęciu roku.</li>
     <li>Wyłączono archiwizator profili.</li>
+    <li>Naprawiono zatrzymanie aplikacji na Androidzie 14.</li>
+    <li>Udostępniono opcję wyłączania śniegu również w lutym.</li>
 </ul>
 <br>
 <br>
diff --git a/app/src/main/cpp/szkolny-signing.cpp b/app/src/main/cpp/szkolny-signing.cpp
index 84acb0a3..5aef56a6 100644
--- a/app/src/main/cpp/szkolny-signing.cpp
+++ b/app/src/main/cpp/szkolny-signing.cpp
@@ -9,7 +9,7 @@
 
 /*secret password - removed for source code publication*/
 static toys AES_IV[16] = {
-	0xee, 0x23, 0xf1, 0x03, 0xff, 0xff, 0xff, 0xff, 0xff, 0xff, 0xff, 0xff, 0xff, 0xff, 0xff, 0xff  };
+	0x58, 0x51, 0x7b, 0xb1, 0xff, 0xff, 0xff, 0xff, 0xff, 0xff, 0xff, 0xff, 0xff, 0xff, 0xff, 0xff  };
 
 unsigned char *agony(unsigned int laugh, unsigned char *box, unsigned char *heat);
 
diff --git a/app/src/main/java/pl/szczodrzynski/edziennik/MainActivity.kt b/app/src/main/java/pl/szczodrzynski/edziennik/MainActivity.kt
index 7965d17a..c0c1f096 100644
--- a/app/src/main/java/pl/szczodrzynski/edziennik/MainActivity.kt
+++ b/app/src/main/java/pl/szczodrzynski/edziennik/MainActivity.kt
@@ -15,6 +15,8 @@ import android.view.Gravity
 import android.view.View
 import android.widget.Toast
 import androidx.appcompat.app.AppCompatActivity
+import androidx.core.app.ActivityCompat
+import androidx.core.content.ContextCompat
 import androidx.core.graphics.ColorUtils
 import androidx.core.view.isVisible
 import androidx.navigation.NavOptions
@@ -829,7 +831,12 @@ class MainActivity : AppCompatActivity(), CoroutineScope {
         d(TAG, "Activity resumed")
         val filter = IntentFilter()
         filter.addAction(Intent.ACTION_MAIN)
-        registerReceiver(intentReceiver, filter)
+        ActivityCompat.registerReceiver(
+            this,
+            intentReceiver,
+            filter,
+            ContextCompat.RECEIVER_EXPORTED,
+        )
         EventBus.getDefault().register(this)
         super.onResume()
     }
diff --git a/app/src/main/java/pl/szczodrzynski/edziennik/data/api/szkolny/interceptor/Signing.kt b/app/src/main/java/pl/szczodrzynski/edziennik/data/api/szkolny/interceptor/Signing.kt
index 95e5e0a9..565870dc 100644
--- a/app/src/main/java/pl/szczodrzynski/edziennik/data/api/szkolny/interceptor/Signing.kt
+++ b/app/src/main/java/pl/szczodrzynski/edziennik/data/api/szkolny/interceptor/Signing.kt
@@ -46,6 +46,6 @@ object Signing {
 
     /*fun provideKey(param1: String, param2: Long): ByteArray {*/
     fun pleaseStopRightNow(param1: String, param2: Long): ByteArray {
-        return "$param1.MTIzNDU2Nzg5MDADAoYzGn===.$param2".sha256()
+        return "$param1.MTIzNDU2Nzg5MD4QLcHOGI===.$param2".sha256()
     }
 }
diff --git a/app/src/main/java/pl/szczodrzynski/edziennik/ui/settings/cards/SettingsThemeCard.kt b/app/src/main/java/pl/szczodrzynski/edziennik/ui/settings/cards/SettingsThemeCard.kt
index ccf884fa..084aba82 100644
--- a/app/src/main/java/pl/szczodrzynski/edziennik/ui/settings/cards/SettingsThemeCard.kt
+++ b/app/src/main/java/pl/szczodrzynski/edziennik/ui/settings/cards/SettingsThemeCard.kt
@@ -26,7 +26,7 @@ class SettingsThemeCard(util: SettingsUtil) : SettingsCard(util) {
     )
 
     override fun getItems(card: MaterialAboutCard) = listOfNotNull(
-        if (Date.getToday().month % 11 == 1) // cool math games
+        if (Date.getToday().month / 3 % 4 == 0) // cool math games
             util.createPropertyItem(
                 text = R.string.settings_theme_snowfall_text,
                 subText = R.string.settings_theme_snowfall_subtext,
diff --git a/app/src/main/java/pl/szczodrzynski/edziennik/ui/timetable/TimetableFragment.kt b/app/src/main/java/pl/szczodrzynski/edziennik/ui/timetable/TimetableFragment.kt
index 2e037526..fb50b3e9 100644
--- a/app/src/main/java/pl/szczodrzynski/edziennik/ui/timetable/TimetableFragment.kt
+++ b/app/src/main/java/pl/szczodrzynski/edziennik/ui/timetable/TimetableFragment.kt
@@ -14,6 +14,8 @@ import android.view.LayoutInflater
 import android.view.View
 import android.view.ViewGroup
 import android.widget.Toast
+import androidx.core.app.ActivityCompat
+import androidx.core.content.ContextCompat
 import androidx.fragment.app.Fragment
 import androidx.viewpager.widget.ViewPager
 import com.google.android.material.datepicker.MaterialDatePicker
@@ -90,8 +92,18 @@ class TimetableFragment : Fragment(), CoroutineScope {
     }
     override fun onResume() {
         super.onResume()
-        activity.registerReceiver(broadcastReceiver, IntentFilter(ACTION_SCROLL_TO_DATE))
-        activity.registerReceiver(broadcastReceiver, IntentFilter(ACTION_RELOAD_PAGES))
+        ActivityCompat.registerReceiver(
+            activity,
+            broadcastReceiver,
+            IntentFilter(ACTION_SCROLL_TO_DATE),
+            ContextCompat.RECEIVER_EXPORTED
+        )
+        ActivityCompat.registerReceiver(
+            activity,
+            broadcastReceiver,
+            IntentFilter(ACTION_RELOAD_PAGES),
+            ContextCompat.RECEIVER_EXPORTED
+        )
     }
     override fun onPause() {
         super.onPause()
diff --git a/app/src/main/java/pl/szczodrzynski/edziennik/ui/widgets/timetable/WidgetTimetableProvider.kt b/app/src/main/java/pl/szczodrzynski/edziennik/ui/widgets/timetable/WidgetTimetableProvider.kt
index a0be777c..0422f8e3 100644
--- a/app/src/main/java/pl/szczodrzynski/edziennik/ui/widgets/timetable/WidgetTimetableProvider.kt
+++ b/app/src/main/java/pl/szczodrzynski/edziennik/ui/widgets/timetable/WidgetTimetableProvider.kt
@@ -5,6 +5,7 @@
 package pl.szczodrzynski.edziennik.ui.widgets.timetable
 
 import android.app.PendingIntent
+import android.app.PendingIntent.FLAG_UPDATE_CURRENT
 import android.appwidget.AppWidgetManager
 import android.appwidget.AppWidgetProvider
 import android.content.ComponentName
@@ -395,7 +396,7 @@ class WidgetTimetableProvider : AppWidgetProvider() {
             }
         }
         headerIntent.putExtras("fragmentId" to NavTarget.TIMETABLE)
-        val headerPendingIntent = PendingIntent.getActivity(app, appWidgetId, headerIntent, pendingIntentMutable())
+        val headerPendingIntent = PendingIntent.getActivity(app, appWidgetId, headerIntent, FLAG_UPDATE_CURRENT or pendingIntentMutable())
         views.setOnClickPendingIntent(R.id.widgetTimetableHeader, headerPendingIntent)
 
         timetables!!.put(appWidgetId, models)
@@ -409,7 +410,7 @@ class WidgetTimetableProvider : AppWidgetProvider() {
         // create an intent used to display the lesson details dialog
         val itemIntent = Intent(app, LessonDialogActivity::class.java)
         itemIntent.addFlags(Intent.FLAG_ACTIVITY_NEW_TASK/* or Intent.FLAG_ACTIVITY_CLEAR_TASK*/)
-        val itemPendingIntent = PendingIntent.getActivity(app, appWidgetId, itemIntent, pendingIntentMutable())
+        val itemPendingIntent = PendingIntent.getActivity(app, appWidgetId, itemIntent, FLAG_UPDATE_CURRENT or pendingIntentMutable())
         views.setPendingIntentTemplate(R.id.widgetTimetableListView, itemPendingIntent)
 
         if (!unified)
diff --git a/build.gradle b/build.gradle
index 61257039..48821102 100644
--- a/build.gradle
+++ b/build.gradle
@@ -5,8 +5,8 @@ buildscript {
         kotlin_version = '1.6.10'
 
         release = [
-                versionName: "4.14",
-                versionCode: 4140099
+                versionName: "4.14.1",
+                versionCode: 4140199
         ]
 
         setup = [