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Once you enter the secret menu, you will see a grid of white buttons. Several of these buttons are designed specifically to test and calibrate your screen. 1. RED, GREEN, and BLUE Buttons
If the diagnostic "Touch" test showed clear white blocks that refused to turn green, your digitizer is physically damaged.
Once you enter the secret menu, you will see a grid of white buttons. Several of these buttons are designed specifically to test and calibrate your screen. 1. RED, GREEN, and BLUE Buttons
If the diagnostic "Touch" test showed clear white blocks that refused to turn green, your digitizer is physically damaged.