Hi thks, I did it third time and it is OK, however after 2 days working now there is problem with network data, data network is automatically turn off after about 10-15 second. pls advise, tks

hi , I made factory reset , Room 0807, and now I can not turn off vibration on Tab, it automatically turn on about 2 minutes, no way to make it off

pls advise
giang