i have an allwinner a20 tablet rooted and i have installed a rom that is not for this tablet...So i want to restore the original rom but the problem is that i cant find an original rom for this tablet...But i have a friend that he has exactly the same tablet...I can copy all the folders from his tablet(i mean i can root it)(system,data...) but how to copy them to my tablet?I have to transfer all the folders from my friend's tablet to my pc and the to my tablet?I dont know which folders should i transfer.Also must i create a flashable cwm ?Thanks for your help.Sorry for my bad english
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