Cannot delete print job

Sometimes print job cannot be delete from your computer or notebook. I find a way to fix this problem.
Here is the step how to delete the print job.

1).Go to services.msc
2).Stop the printer spool service
3).Go to this folder path (c:\windows\system32\spool\printer) and clear everything what your are seeing.
4).Restart the printer spool service
5).After that Print Job is gone.