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Help & support guides for your HTC One
Change phone lock code
The phone lock code protects the contents of your phone from unauthorised use. If the phone lock code is turned on, it needs to be keyed in when you turn on your phone. Follow these instructions to change the phone lock code.
You need to turn on use of phone lock code before you can change it. Click here for information on how to turn on use of phone lock code.
Slide your finger down the display starting from the top edge of your phone.
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Step 1 of -