Set up SIM card lock
You can set up a PIN to lock your SIM
card, which prevents unauthorized use of your
SIM card if someone attempts to use it in another device. Options may vary by carrier.
◌
From Settings, tap
Biometrics and security > Other security settings > Set up
SIM card lock and follow the prompts.
•
Tap Lock SIM card to turn on the feature.
•
Tap Change SIM card PIN to create a new PIN.
View passwords
You can have characters displayed briefly in password fields as you type them.
◌
From Settings, tap
Biometrics and security > Other security settings > Make
passwords visible to turn on the feature.
Device administration
You can authorize security features and apps to have administrative access to your
device.
1. From Settings, tap
Biometrics and security > Other security settings >
Device admin apps.
2. Tap an option to turn it on as a device administrator.
Credential storage
You can manage the trusted security certificates installed on your device, which
verify the identity of servers for secure connections.
◌
From Settings, tap
Biometrics and security > Other security settings for the
following options:
•
Storage type: Select a storage location for credential contents.
•
View security certificates: Display certificates in your device’s ROM and other
certificates you have installed.
•
User certificates: View user certificates that identify your device.
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Settings
