Samsung Tab A 10.1 User Manual page 59

Applications
Using secret mode
In secret mode, you can separately save and manage open tabs, bookmarks, and saved pages.
You can lock secret mode using a password.
Activating secret mode
Tap MORE → Enable Secret mode. If you are using this feature for the first time, set whether
to use a password for secret mode.
In secret mode, you cannot use some features, such as screen capture.
In secret mode, the device will change the colour of the toolbars.
Changing security settings
You can change your password.
Tap MORE → Settings → Privacy → Secret mode security → Change password.
Deactivating secret mode
Tap MORE → Disable Secret mode. Alternatively, close the Internet app.
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