virtualbox change permissions on shared folder

I have restarted since adding my user to the vboxsf group. Check the Auto-mountoption and click on OKto save the changes. This is because the Host OS doesnt support the same permission system as Linux, so VirtualBox has no way of knowing who should own the files. the gid, uid and umask options to mount). Right-click on the Shared Folderand select Edit Shared Folder. Remove the automount and use a standard mount instead with the options flag and set you required permissions there. If you manually mount the shared folder, then you need to use the relevant options on the mount command to set the folder with the right ownership (i.e. Once you have your user set up and you can see the shared folder, you need to change the permissions. In VirtualBox, navigate to Settings > Shared Folders. You can of course mount the shared folder with what ever permission you want but Windows does not allow you to change them like that and since Windows really controls the permissions on files stored on its OS I don't know what if anything you can do on the guest. I have an auto-mount folder that maps to my D: drive on the host which I can access using sudo ls /media/sf_D_DRIVE - however, even when my user (ross) is a member of the vboxsf group I get a permission denied error when attempting to explore it. 1 Answer Sorted by: 1 Not sure if you still need the fix for this but i found the solution.

I'm running Ubuntu 11.04 (guest) on Windows 7 (host) with the guest additions installed.

Virtualbox change permissions on shared folder