Now that you have installed the officially available Service Pack 1 RTM for Windows 7, you might to want recover the lost disk space after the SP1 RTM installation. We have already seen how to reclaim the lost disk space after installing SP1 RTM using a simple command, in this guide we will show you a simple way to remove all SP1 RTM backup filesto regain the space.
Please note that once you do this trick to reclaim the disk space, you will not be able touninstall the Service Pack.






