恢复Windows默认的文件关联: 点击“开始→运行”,分别输入: rundll setupx.dll,InstallHinfSection DefaultInstall 132 c:\windows\inf\shell.inf回车 regsvr32.exe /i shdocvw.dll回车 regsvr32 /i shell32.dll回车 regsvr32.exe /i shdoc401.dll回车