Notepad Trick to Lock Folders

Lets lock a folder using notepad trick which is named as PICS in your D: drive , whose path is  D:PICS

Open Notepad and paste the below code

Then the code should be something like this:

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

Pics is your folder name. Use the name of the folder in place for pics. Save the text file as lock.bat in the same drive. Open the Lock.bat file to lock the folder

To unlock this locked folder:

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. Here again, pics is the name of the folder. Change it to the folder name you want to lock it. Open the Key.bat file to open the folder.