My iphone 8 keeps dying and then turning on and repeating how do i fix it?

Anam
06.08.2018

SRΛSC
06.08.2018

I'd check with an Apple Store about that

Ajaya
07.08.2018

What?

Why is my iPhone 5 turning off and not turning back on? This has happened twice now. My iPhone 5 has turned off in the middle of the night with a full charge and off the charger, and when I try to turn it back on it takes a couple tries. Has anybody experienced this?
Why does my phone keep restarting and then dying? My phone (I have an Iphone 5s) suddenly died and then restarted. It died before it could restart and then started to restart again. The cycle keeps going on and on. I don't have an old battery and worked perfectly until now out of the blue.
I have an iphone 4, battery keeps dying? How do i stop my battery from dying even though i aint even using it. I keep my cel in my pocket while i'm working, but when i go take my break its already at 50% but it was 100% when i started working just 2 hours before
My iPhones sound keeps Turing keeps turning off? Well for a while now my music will randomly turn off and I go to the app and there's so sound bar what so ever… And then I restart my phone and my music or keyboard sound still won't turn on… What do I do now?