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You can lock the phone keys and display to avoid accidental key presses. Follow these instructions to turn the key lock on or off.
1. Select option
Turn key lock on or off, go to 1a.
Turn automatic key lock on or off, go to 1b.
2. 1a - Turn key lock on or off
Press and hold space until Unlock is displayed.
Press the Navigation key and space in quick succession.
3. 1b - Turn automatic key lock on or off
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