Samsung Galaxy S20 FE 5G - Install unknown apps; Password for factory data reset; Set up SIM card lock; View passwords

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 an app or source, and then tap Allow from this 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.
◌
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.
◌
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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Settings