ACER ICONIA A1-810 A1-811 TABLET Hard Reset
1. Please check that the battery is not empty
2. Do not forget to backup all important data
3. Turn off the ACER ICONIA A1-810 / A1-811
4. Press and Hold Volume Up Button
5. Continue with Press and Hold Power Button for about 3 seconds, after that release the Power Button (but do not release the Volume Up Button)
6. You can release Volume Up Button until the LCD screen turn to on
7. You will see the menu at LCD then choose [SD Image Update Mode]
8. Choose wipe data/factory reset to performing hard reset with master format. Use Volume Button to navigate and press Power to Enter or OK.
9. Follow the menu at LCD screen to continue the hard reset ACER ICONIA A1-810 / A1-811
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