windows7开不开管理系统

有时去打开电脑的管理时，会变为打开了名为compmgmt.msc的文件，这是的解决办法是
在桌面上新建一个.reg文件，文件名可以任意命名，最好不是中文，我以aaa.reg为例
用记事本打开aaa.reg，然后在将下面的这些内容粘贴到里面，然后保存，双击即可

Windows Registry Editor Version 5.00
[HKEY_CLASSES_ROOT\CLSID\{20D04FE0-3AEA-1069-A2D8-08002B30309D}\shell\Manage]
@=hex(2):40,00,25,00,73,00,79,00,73,00,74,00,65,00,6d,00,72,00,6f,00,6f,00,74,\
  00,25,00,5c,00,73,00,79,00,73,00,74,00,65,00,6d,00,33,00,32,00,5c,00,6d,00,\
  79,00,63,00,6f,00,6d,00,70,00,75,00,74,00,2e,00,64,00,6c,00,6c,00,2c,00,2d,\
  00,34,00,30,00,30,00,00,00
"MUIVerb"=hex(2):40,00,25,00,73,00,79,00,73,00,74,00,65,00,6d,00,72,00,6f,00,\
  6f,00,74,00,25,00,5c,00,73,00,79,00,73,00,74,00,65,00,6d,00,33,00,32,00,5c,\
  00,6d,00,79,00,63,00,6f,00,6d,00,70,00,75,00,74,00,2e,00,64,00,6c,00,6c,00,\
  2c,00,2d,00,34,00,30,00,30,00,00,00
"SuppressionPolicy"=dword:4000003c
"HasLUAShield"=""
[HKEY_CLASSES_ROOT\CLSID\{20D04FE0-3AEA-1069-A2D8-08002B30309D}\shell\Manage\command]
@=hex(2):25,00,77,00,69,00,6e,00,64,00,69,00,72,00,25,00,5c,00,73,00,79,00,73,\
  00,74,00,65,00,6d,00,33,00,32,00,5c,00,6d,00,6d,00,63,00,2e,00,65,00,78,00,\
  65,00,20,00,2f,00,73,00,20,00,25,00,77,00,69,00,6e,00,64,00,69,00,72,00,25,\
  00,5c,00,73,00,79,00,73,00,74,00,65,00,6d,00,33,00,32,00,5c,00,63,00,6f,00,\
  6d,00,70,00,6d,00,67,00,6d,00,74,00,2e,00,6d,00,73,00,63,00,00,00

如果双击不行的话，就在同时按下：windows键和R键，输入“regedit”，打开注册表管理器，然后通过“文件”菜单下“导入”命令来导入你的.reg文件