1. First double-click the "Programs and features" option in the Control Panel, to open the window that corresponds to it, and then click the "Turn Windows features on or off" option on the right side of the diagram, and a window called Windows features pops up, and you can see that many of the check boxes on the right side of the system components are selected.
2, this means that the relevant system components have been installed in the current system, then, according to your own needs, uncheck those system components (such as "XPS Service", "Media function", "Game", "Remote differential compression", and so on), and then click OK when you are done. button and follow the prompts to reboot the system.
Note: You should never uncheck the Windows Search checkbox, otherwise you won't be able to use the search capabilities of the Windows 7 system to search for file resources on your hard disk.
Of course, if you later use a deleted system component, you can check the corresponding checkbox in the window and restart the system to complete the reinstall of the system components.