problem with z5 battery life

[aleksa92]

i need help... stamina mode is not working properly, my battery is constantly empty..  and my sensor for screen off and on during the call sometimes works sometimes not... 😕  do i change system or?? 

[aleksa92]

i dont have Facebook only messenger... but still all other app are working in background... how to fix stamina mod? 😕

[NeoBeum]

Facebook Messenger?

[aleksa92]

i delete Facebook Messenger and still remains the same... 

[NeoBeum]

You'll find the Facebook apps will linger if you don't remove them properly. Uninstall it from the play store and then go to the "ALL" apps tab and click on the "X" to remove the app from your installation history.

[aleksa92]

i  installed GSam battery monitor and he show that "Phone Radio" use like 40 % of battery .. that is a little to much?! 

[NeoBeum]

Phone radio is your connection to your carrier