my phone is opening folders on its own

[AC Question]

my s3 volume up is not responding for hardreset its opening folders , icons, typing texts and sending on its own tried factory reset its now even worse cannot call or send texst even open an icon

 

[belodion]

SD card trouble, perhaps?
Otherwise, Kies might help.

 

[B. Diddy]

Welcome to Android Central! Can you boot into Safe Mode? https://support.t-mobile.com/docs/DOC-10248