WiseCleaner - If you have received the LICENSE KEY of the wisecleaner product, but do not know how to update it to the Pro version, please check the picture. For more details:
Folder Lock - Apps on Google Play
The User Guide of Wise Folder Hider - Safely and easily hide and encrypt files and folders
3.1 Menu · Wise Folder Hider manual
How to Protect a Folder with a Password: Windows & Mac