and choose your program -- but there's one major complication. The set-up program needs to be capable of running silently; that is, without any user prompts. Some set-up programs have documented switches that allow them to run silently. Firefox uses an '/S' switch, for instance, and adding this after the program name should result in the browser being quietly installed along with Windows. If you can't find any documentation for command-line switches, the Universal Silent Switch Finder may be able to help, or a tool like SFXMaker , which can build silent installers for many apps. When you've finished, click 'Apply'. If you don't want to make any other changes to your build, click 'Commit'. RT Seven Lite will then make the changes to the Windows image. This will take a while, so only click 'Commit' when you're sure you've finished. Remove features Removing standard Windows 7 features can be dangerous, but it can make for a faster, less resource-hungry system. There are unlikely to be any serious problems, so it's definitely worth checking out the options available. Click the 'Features Removal' button for a closer look. RT Seven Lite divides its list of all the removable Windows components into seven sections. The first, Accessories, is perhaps the safest place to start tweaking. Will anything bad happen if you remove the games, Paint or the Windows 7 calculator? If you'll never use them, check their boxes. Click each option in turn and check the help at the bottom of the