Why does my battery drain faster/why has my phone temperature increased after installing
Facebook/Facebook Messenger App?
■ Battery drains fast with temperature increase on the device surface after installing
Facebook / Facebook Messenger App.
How to fix
■ To check whether Facebook / Facebook Messenger is using a lot of battery,
Go to Settings > General > Battery > Battery usage.
Here you can see battery use details showing which components use the most battery.
You can change the settings within the Facebook App to reduce it's battery usage.
We'd recommend the following changes:
1. Turning facebook chat off when using Messenger
2. Changing the refresh interval to 'never'
3. Change the messenger location service to 'off by default' in conversations
4. Choosing to 'not sync my photos'
■ Facebook Messenger App
Either delete the Facebook Messenger app or push the "Stop" button
frequently in the battery settings.
(Settings > General > Battery > Battery usage)