windows update WindowsUpdate_0000066A

更新失败错误代号"WindowsUpdate_0000066A" "WindowsUpdate_dt000"

原文:http://answers.microsoft.com/zh-hans/windows/forum/windows_other-windows_update/%E6%9B%B4%E6%96%B0%E5%A4%B1%E8%B4%A5%E9%94%99/199737c7-d72c-4480-bfcf-6370ff963b3c

下载http://cid-27e6a35d1a492af7.skydrive.live.com/self.aspx/Blog_Tools/dotnetfx_cleanup_tool.zip   这个用ie打开下载

选择删除.NET Framework 4，然后安装。NET 4

http://www.microsoft.com/downloads/details.aspx?familyid=0A391ABD-25C1-4FC0-919F-B21F31AB88B7&displaylang=zh-cn