Sofonica Folder Soldier Free is the freeware which can protect your folders from unauthorized persons.It comes with password protection so that no one else could change its settings.
It supports locking many folders in just a single click.It comes with uninstall guard which does not allow anybody else to uninstall the program until a valid password is put. The program is extremely easy to use.
You have to set the password during the first run of the program.Once the password is set, Sofonica Folder Soldier Free will be hidden and it will keep the folders locked until you enter the valid password.
VB6 Runtime must be installed.