Lock File can be used to set NTFS-formatted partitions, files and folders not accessible. When you want to open a locked file, folder or partition, an error displayed "You don't currently have permission to access this folder", which plays the role of data protection.
The usage as follows
Start PC Monitor Expert, click the Disks button. Click 'Lock File' from the pop-up window, select the file, folder or local disk you want to lock by clicking Browse, then press Lock. When you want to open a locked file, folder or partition, an error displayed "You don't currently have permission to access this folder".
It is easy to unlock. Start PC Monitor Expert, click Browse to select the file, folder or local disk you want to unlock, and then click Unlock.