onTaskRemoved of a Android Service is never being called ! Why?

Question

I am stuck with a issue from last 2 days, I want to hit a api and show user a Toast when user swipe off the app from Background Task,

Answer 1

Try this one

Just replace Service.START_STICKY; to START_STICKY;

And you will able to call onTaskRemoved(Intent rootIntent) once app removed/clear from recent app list.