Back=right mouse click.
You can remove the most recently installed application patch at any time.
From the main menu, click Administration > System Updates and then click the uninstall link for the most recently installed application patch. The preview page appears, where you can confirm the version of the patch you want to remove.
After reviewing the version, and other details, click Uninstall. A progress page appears. After the patch has been removed, close the window to return to the main IWSVA console.