Huawei MatePad Pro User Guide - Page 87

Set a SIM PIN Lock, Pin a Screen, Safe Mode

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Settings Set a SIM PIN Lock A PIN is the identity code of a SIM card, and can be set as the SIM card lock. After doing so, you will be required to enter the correct PIN to unlock the SIM card every time you power on your device or switch to a new device to prevent unauthorised access. You need to obtain the PIN of your SIM card from your carrier before using this function. 1 Go to Settings > Security > More settings > Encryption and credentials to enter the SIM lock setup screen. 2 Enable Lock SIM card, enter the PIN code, and then touch OK. To modify the PIN, touch Change SIM PIN and follow the instructions. • You will have to enter a PIN Unlocking Key (PUK) to unlock the SIM card if you exceed the maximum number of failed attempts to enter the PIN. A new PIN needs to be set up once you successfully unlock your SIM with a PUK. Should you also exceed the maximum number of failed attempts to enter the PUK, your SIM card will be blocked. • The PUK can only be obtained from your carrier. Pin a Screen You can pin the screen of an app so you can stay focused on it. Try this feature when playing games, watching videos, and more. Go to Settings > Security > More settings > Screen pinning, and enable Screen pinning. • When using gesture navigation, swipe up from the bottom of the screen and hold to access the recent tasks screen, then touch the bottom of the screen. on an app preview. To unpin, swipe up twice from • When using three-key navigation, touch to access the recent tasks screen, and touch on an app preview. To unpin, touch and hold . Safe Mode Safe mode uses a simplified operating system with only basic functions and pre-installed apps available. It can be used to locate third-party apps causing system failures. Safe Mode Functions After installing certain third-party apps, your device may fail to work properly. In this case, you can enter Safe mode to check whether the problem has been caused by a third-party app or by the system itself. 84

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Set a SIM PIN Lock
A PIN is the identity code of a SIM card, and can be set as the SIM card lock. After doing so,
you will be required to enter the correct PIN to unlock the SIM card every time you power on
your device or switch to a new device to prevent unauthorised access.
You need to obtain the PIN of your SIM card from your carrier before using this function.
1
Go to
Settings
>
Security
>
More settings
>
Encryption and credentials
to enter the
SIM lock setup screen.
2
Enable
Lock SIM card
, enter the PIN code, and then touch
OK
.
To modify the PIN, touch
Change SIM PIN
and follow the instructions.
You will have to enter a PIN Unlocking Key (PUK) to unlock the SIM card if you exceed
the maximum number of failed attempts to enter the PIN. A new PIN needs to be set
up once you successfully unlock your SIM with a PUK. Should you also exceed the
maximum number of failed attempts to enter the PUK, your SIM card will be blocked.
The PUK can only be obtained from your carrier.
Pin a Screen
You can pin the screen of an app so you can stay focused on it. Try this feature when playing
games, watching videos, and more.
Go to
Settings
>
Security
>
More settings
>
Screen pinning
, and enable
Screen
pinning
.
When using gesture navigation, swipe up from the bottom of the screen and hold to access
the recent tasks screen, then touch
on an app preview. To unpin, swipe up twice from
the bottom of the screen.
When using three-key navigation, touch
to access the recent tasks screen, and touch
on an app preview. To unpin, touch and hold
.
Safe Mode
Safe mode uses a simplified operating system with only basic functions and pre-installed
apps available. It can be used to locate third-party apps causing system failures.
Safe Mode Functions
After installing certain third-party apps, your device may fail to work properly. In this case,
you can enter Safe mode to check whether the problem has been caused by a third-party app
or by the system itself.
Settings
84