Samsung How to Lock Secure Folder manually
Samsung 115Depending on the setting, the "Secure Folder" will not be locked until, for example, a timer has expired or the Samsung device has been restarted. The "Secure Folder" can also be locked manually using the menu in the folder.
Android 10 (One UI 2.0)



- Open the Secure Folder
- Open the menu
- Tap on Lock and exit