Is there a way to let Timer Always Fire also when the app is in background? update: I am realizing now that also if the app is not in background the Timer stops firing after some minutes

I don't know exactly why, but everything is working now, like when i have the charger connected, both in foreground and background mode. It's like waking up after a nightmare, i was on the point of renouncing to this project. To summarize: i had to remove all the stuff and workarounds, just leave t…