AOC A110-E User's Operating Manual page 19

Fig. 6-2
Reset
Step 1)
Press the Volume button + and the power switch at the same time. Do not release the buttons until
the logo appears implementation for at least 5 seconds.
Step 2)
It appears the below interface after displaying the start-up screen.
Press the Volume+ button to select "Recovery Mode" and then press Volume- button to switch.
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