When we are going to delete a file or Folder it is showing that file is not available or File extension is not Valid. So you are not able to delete the folder or file so you have to follow the below steps
Just open the CMD run as administrator
then right the command -
rd /s "\\?\
the the paste the patch of folder as -Y:\12-sanotsh kumar then whole command will be
C:\Users\Administrator.DESKTOP-45J64RU>rd /s "\\?\Y:\52-NEELAM ASTHANA
Press enter it will ask for Y then press enter
\\?\Y:\52-NEELAM ASTHANA, Are you sure (Y/N)? Y
Then enter now that folder/file will be delete
these are only for Education purpose
