How to Create a Secret Folder on Samsung Galaxy 7 Edge
Use the built-in Private mode to hide the folders that you don’t want anyone to see.
To create a folder in Private mode, and then move files and images to it.
Step 1. From your device’s Settings, tap Privacy and safety > Private mode.
Step 2. Turn on Private mode and follow the on-screen instructions to create your unlock password.
Step 3. While the Private mode is still turned on, open the My Files app.
Step 4. Tap Private.
Step 5. Tap More > Create folder, and then enter a folder name.
Step 6. You can now use the built-in Move function in My Files to move your files & images to the folder you’ve just created. This folder will be hidden when you turn the Private mode off.