Push Notification Device To Device (Android studio + Firebase) Git Link Tasks Done Trigger Notification within the android device Send Notification to Another Device Daily Notification Using AlarmManager Trigger Notification within the android device Add Dependencies dependencies { ... compile "com.android.support:support-v4:24.1.1" } Add a button < Button android :id= "@+id/notification_Self" android :layout_width= "wrap_content" android :layout_height= "wrap_content" android :layout_centerInParent= "true" android :layout_marginStart= "8dp" android :layout_marginTop= "8dp" android :layout_marginEnd= "8dp" android :layout_marginBottom= "8dp" android :text= "Self Notification" app :layout_constraintBottom_toBottomOf= "parent" app :layout_constraintEnd_t...