AlarmManager not working in several devices

Question

My app uses AlarmManager and it has been working since 4 years ago. But I noticed it started failing in some devices.

I\'m pretty sure code is right (I\'m using Wak

Answer 1

We need to enable our app in autostart manager in app manager, some handsets like vivo v5,

In vivo v5, We can find out this menu in iManager-->App Manager--> Auto Start Manager. Enable our app here.

Then your alarm/ alarmmanager will trigger alarm if the app is killed or closed.