Huawei Mate 30 Pro User Guide - Page 178

Set a SIM PIN Lock, Pin a Screen, Change SIM PIN

Page 178 highlights

Settings 1 Insert a memory card into your device and ensure that the memory card has sufficient storage space. 2 Go to Settings > Security > More settings > Encryption and credentials. 3 Touch Encrypt memory card and follow the onscreen instructions to encrypt the memory card. During the encryption, do not restart your device or forcibly remove the memory card. Otherwise, the encryption may fail or data may be lost. To decrypt a memory card, touch Decrypt memory card and follow the onscreen instructions to decrypt files on the memory card. Formatting a memory card can also decrypt the memory card, but will erase all data on the memory card. Encrypting and decrypting the memory card will not be supported if you are not logged in as the Owner. 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 To set up the SIM PIN lock, go to Settings > Security > More settings > Encryption and credentials, then touch Set lock to enter the SIM lock setup screen. 2 Enable Lock SIM card, enter the PIN code, then touch OK. To modify the PIN, touch Change SIM PIN and follow the instructions. • You have to enter a PIN Unlocking Key (PUK) code 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 code, your SIM card will be blocked. • The PUK code 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 174

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1
Insert a memory card into your device and ensure that the memory card has sufficient
storage space.
2
Go to
Settings
>
Security
>
More settings
>
Encryption and credentials
.
3
Touch
Encrypt memory card
and follow the onscreen instructions to encrypt the memory
card.
During the encryption, do not restart your device or forcibly remove the memory card.
Otherwise, the encryption may fail or data may be lost.
To decrypt a memory card, touch
Decrypt memory card
and follow the onscreen instructions
to decrypt files on the memory card. Formatting a memory card can also decrypt the
memory card, but will erase all data on the memory card.
Encrypting and decrypting the memory card will not be supported if you are not logged
in as the Owner.
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
To set up the SIM PIN lock, go to
Settings
>
Security
>
More settings
>
Encryption
and credentials
, then touch
Set lock
to enter the SIM lock setup screen.
2
Enable
Lock SIM card
, enter the PIN code, then touch
OK
.
To modify the PIN, touch
Change SIM PIN
and follow the instructions.
You have to enter a PIN Unlocking Key (PUK) code 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 code, your SIM card will be
blocked.
The PUK code 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.
Settings
174