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Set up SIM card lock
You can set up a PIN to lock your SIMcard, which prevents unauthorized use of your
SIM card if someone attempts to use it in another device. Options may vary by service
provider.
◌
From Settings, tap
Security and privacy > 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
Security and privacy > 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 Security and privacy > 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
Security and privacy > Other security settings for the
following options:
•
View security certificates: Display the certificates on your device.
•
User certificates: View user certificates that identify your device.
•
Install from device/phone storage: Install a new certificate from storage.
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Settings
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