Solution: On enabling of the preference for the background service, after booting Android (because Android forgets about all events after rebooting), and (to ensure that it really registers at some time) on the start of your application. When to register the Alarm with Androids AlarmManager?.Solution: You need a wakelock that locks the CPU before the service is executed! What to do if Android is currently in sleeping mode (screen is black)?.There are several pitfalls with this approach: The first seemingly easy solution that comes to mind is to use Androids AlarmManager to set up a repeating event that executes this service when triggered. Mobile applications are popular because they are mostly easier to use than desktop applications. In my opinion you shouldn't overload the user with detailed options. The user should only have the simple preferences to enable/disable that background service and to restrict it to Wifi connections. Your application needs a service that is executed daily and polls a server for updates. This tutorial is a solution for the following scenario:

Internet intent android studio