Why is my S4 turning off by its self?

[AC Question]

S4 turning off by its self

My S4 battery has swollen and when I open some apps the phone will turn off by its self and wont turn on for a while after. what is cuasing this

 

[belodion]

Re: S4 turning off by its self

The battery is failing and needs replacing. Remove it from the phone...it will do damage if it bursts, and also because it is bulging and will be exerting pressure on internal components.