Lock a Folder Using Notepad

• Consider you want to lock a folder named PICS in your D:\ , whose path is D:\PICS
• Now open the Notepad and type the following

ren pics pics.{21EC2020-3AEA-1069-A2DD-08002B30309D}

• Where pics is your folder name. Save the text file as lock.bat in the same drive.
• Open another new notepad text file and type the following

ren pics.{21EC2020-3AEA-1069-A2DD-08002B30309D} pics

• Save the text file as key.bat in the same drive.