Enabling biometrics in Samsung Internet's Secret Mode will lock your Incognito Tabs. You are require to unlock them before you can see them again. If your device is being used by someone else, this is a great way to make sure no one else can see what you're doing.
Open Samsung Internet and access its settings.
Tap Personal browsing data.
Followed by Secret mode settings.
Enable the Use password option.
Create a new password with at least four letters and a number. After that, enter the same password again for confirmation, then press OK.
The Face and Fingerprint options show up at the bottom. Enable either or both (required enter the password set earlier for doing so).Enable either or both (required enter password set earlier for doing so)
