Start -> Run -> Type “cmd” )
Step 2 :- Type the label of the local disk that you want make the folder with “:” symbol . (e.g. :- D: E:) But you can’t make it in the directory that windows installed. (Usually C: ) After adding the local disk drive label,
hit “Enter” button.
Then press enter.
Now you successfully made the undeletable folder in the folder drive that you give permission to make folder. And its name is “Con”
Steps to delete the folder
Step 2 :- Enter the Hard drive directory that you enter when you was making the folder with “:” symbol. (E.g. :- D: E:). Then hit on “Enter”.