Samsung Galaxy Tab A Frozen In "Powered By Android" Screen!

[AC Question]

It all started when i was at my friends house the tablet said that a unknown source is messing with my tablet or something along the lines of that it then told me to restart so i did and it booted normally the stopped at "Samsung Galaxy Tab A, Powered By Android" and it flashes black the to this again, i've tried turning it off but it just does nothing, I've tried everything!!!!
pls help

Specs:
Samsung Galaxy Tab A
16gb wifi
Rooted
PLS HELP!

 

[B. Diddy]

Welcome to Android Central! Are you able to boot into Recovery and wipe the cache? https://support.t-mobile.com/docs/DOC-23163

 

[FinnR]

No I Cant Do Anything none of the buttons work!
by the way i made an account to relply

 

[B. Diddy]

Thanks for registering! But it doesn't sound promising for your tablet. Is it still under warranty? If so, contact Samsung.

 

[FinnR]

Will do were gonna send it to Samsung to get it fixed thanks for your help