One great way you can protect your smartphone from unauthorised use is by using a PIN (Personal Identification Number) password.

1 Enable your PIN
On the Home screen, tap Start> Settings>Security and click Enable SIM PIN. Enter a PIN and click Done to save your new password.

2 Disable your PIN
To disable password protection, click Disable SIM PIN. Enter your PIN and hit Done. Change your PIN simply by clicking Change SIM PIN.

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