How to use Autoruns to decrease Facebook Messenger battery life? topic

Hey guys, I asked over in the Greenify thread but they sent me here.

I would have liked to Greenify Facebook Messenger and still get push notifications, but I use ART so I can't install XPosed, which is required for that functionality.

I asked if there was any way to accomplish this and someone said:

Quote:

You might be able to use autoruns or autorun manager and try to cut off its receivers, I am not really sure if those would be effective wrt FB, but one can try,

I have no idea what this means or where to start - can anybody help point me in the right direction?