不用高手出招，俺菜菜鸟来回答问题吧

来源: 于 2012-07-25 19:25:13 [博客] [旧帖] [给我悄悄话] 本文已被阅读：次

1.放心大胆地安装吧，系统乱了，可以system restore到安装前

http://windows.microsoft.com/en-us/windows7/Create-a-restore-point

 

2.实在不放心，那就到Start-〉All Programs ->Maintenance -->Backup & Restore,可以做各种花样的备份

http://windows.microsoft.com/en-CA/windows7/products/features/backup-and-restore