Help and Support for
Xiaomi Redmi Note 9T
Android 10.0
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Turn use of phone lock code on your Xiaomi Redmi Note 9T Android 10.0 on or off
The phone lock code prevents others from accessing the contents of your phone (such as pictures and messages). When the phone lock code is turned on, it needs to be used every time you turn on your phone and when it has been in sleep mode.