secure folder

Thanks for being with Samsung and for sharing your concern. We would like to inform you that kindly follow the below steps to enable secure folder:
Navigate to Settings app and tap Lock screen and security → Secure Folder.
1 Tap START.
2 Tap SIGN IN and sign in to your Samsung account.
3 Select a lock method to use for Secure Folder and follow the on-screen instructions to complete the setup.

Be sure to hit ♡ when you find an answer that works for you.

secure folder on in nottification panel
if secure folder off secure folder is missing in applist