Win7 weight loss - delete the old backup windows.old folder

win7 backup file is usually named windows.old, occupy a lot of space under the system, disk space is very precious, we delete these unused files Then fast. The default setting given by windows7 is to back up files to the c:windows.old folder. We can delete it directly. To delete the old backup windows.old folder: Open “Start”? C“Program”? C Attachment Then right click on the cmd, select ” in the shortcut menu that pops up, run as administrator, then run cmd as administrator. Then it is very simple: rd/S/Qc:\\windows .old Note that after running the command it will prompt that some directories are not empty, leave it alone. After the command is completed, run the above command again. In this way, the files under the windows.old directory are deleted. Finally, run the above command again. After this time, even the windows.old directory itself is also killed. OK, it’s done. Then look at the C drive and find that there are 20 G less.