I have a NEXT8D12F tablet and i can't open it. it freezes in the first logo and blocked there. recently it works fine after i did a root for it. it worked after the root for a week and it blocked in the first logo. i tried to get to recovery mode to do a factory reset or wipe data or to flach rom but nothing i can't reach recovery mode i press volume up and power button but nothing it always still blocked in the first logo and still there !!!!! i didn't know what should i do ? i have the original rom for my tab but if i can't get access to recovery mode what can i do with him please help me !!!!!!!