Easy way to reset Samsung Secure Folder password without losing all important files. Please follow next steps.

After entering wrong password many times, Samsung secure folder will show you this screen. read next slide.

Go to settings then search Apps then type 'Secure Folder' in search.

Tap on 'Secure folder' app and then App info section will appear.Now tap on storage option.

Now this kind of info section will appear. See at bottom there are two option present.

Now First tap on 'Clear cache'. Then tap on 'Clear Data' to delete stored password.

Now you will see this prompt message and here if we press delete button all stored cookies and setting data will be deleted including old password.

Once done till previous steps, not relaunch Samsung secure app and you will see login screen...

Here on login screen you need to tap on 'Use password ' option.

Enter User ID and password of samsung account then tap OK button.

Enter New password for secure folder login and tap on continue button.

And finally you will be successfully logged in Secure folder and all your previously stored files are there.