Changing Permissions

I'm having difficulty changing the owner of an image in WinSCP...

If i hit F9 and try change the owner it doesn't work.
I tried the command line and still no luck.

Anyone got any suggestions for me?!

Sorry, your post does not include enough information.

Please read how to troubleshoot problems with WinSCP. If it turns out that you are not able to help yourself, read how to ask for support or report bugs efficiently, so others can help you.