Battery drain and Overheat

[GS5TR]

Ive some battery drain and overheating. While whatsapping, internet or linkedin. Phone is getting hot and drain fast. Also it becomes slow..can someone help me out with this? Or some tips? I also use Package Disabler PRO. See pictures for details.

 

[GS5TR]

why can I only post 1 picture on this app?

 

[GS5TR]

why can I only post 1 picture on this app?