Samsung Galaxy Z Fold4, Руководство пользователя

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Settings
Install unknown apps
You can allow installation of unknown third-party apps from selected apps or
sources.
1.
From Settings, tap Biometrics and security > Install unknown apps.
2.
Tap to allow installation from an app or source.
TIP Installing unknown third-party apps could make your device and personal
data more vulnerable to security risks.
Password for factory data reset
You can require a password to reset your device to factory default settings. Options
may vary by carrier.
◌
From Settings, tap Biometrics and security > Other security settings >
Set up/change password and enter a password.
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.
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