How to delete undeleteable files and folder from computer

Some files in a computer or removable media are undeleteable.
You can’t delete them by doing them but with this idea you can can delete it.

To delete follow these simple steps:-
1)Download Kill box at Here 
2)Run it.
It shows the box like this:-

3)Enter path of file by pressing browse button.
4)Click on X sign.
Now, You can easily delete un deletable files and folders easily.