How to delete a folder with all files?

[telco]

run as admin
files inside must not be "in use"

yeah maybe possible reason..

[herrin]

run as admin
files inside must not be "in use"

[telco]

Maybe you should try to change the Project settings to this

[JUNINHO]

I tried, but I was unable to delete a folder with files

[herrin]

Folder.DeleteTree

[JUNINHO]

How to delete a folder with all files in:

C: \ Program Files (x86) \ MyFolder
C: \ Program Files \ MyFolder

universal path

Thanks guys for helping me.
I live in a very poor place, now that I can buy a computer and I am learning to use AMS