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Apple Watch SE 2nd gen
watchOS 9
1. Find "Passcode"
Press the Digital Crown.
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Press the settings icon.
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Press Passcode.
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2. Create lock code
Press Turn Passcode On and key in a lock code of your own choice twice.
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3. Turn off use of lock code
Press Turn Passcode Off and key in the current lock code.
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4. Return to the home screen
Press the Digital Crown twice to return to the home screen.
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