Why are my camera and audio related apps not working?

[AC Question]

why my camera and audio related apps are not working?

my set galaxy s4 i9505, unfortunately it's camera, flashlight and audio related all apps are not working at all, even there is no voice when i restart my phone, initially the only problem my phone had was "sim card not inserted please restart". i have tried all type of possible solution given on internet but nothing helped

 

[srkmagnus]

Re: why my camera and audio related apps are not working?

Welcome to Android Cental!

Have you tried a factory reset? If not, then give that a try and see if it helps. Be sure to backup your data before hand and re-insert the SIM card following the reset. Let us know how that works.