WindowsRegistryEditorVersion5.00

右键－打开方式－选择程序，无法使用，说拒绝访问。

怎么办？我也碰到过这个问题刚就出现了不知道怎么导致的哎呀

搜索了一下这个方法可以解决

打开记事本 保存为ok.reg运行即可，一般是病毒删除后的关联问题

复制代码 代码如下:

WindowsRegistryEditorVersion5.00

[HKEY_CLASSES_ROOTUnknown]

"AlwaysShowExt"=""

"QueryClassStore"=""

[HKEY_CLASSES_ROOTUnknownshell]

@="openas"

[HKEY_CLASSES_ROOTUnknownshellopenas]

[HKEY_CLASSES_ROOTUnknownshellopenascommand]

@=hex(2):25,00,53,00,79,00,73,00,74,00,65,00,6d,00,52,00,6f,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,00,72,00,75,00,

6e,00,64,00,6c,00,6c,00,33,00,32,00,2e,00,65,00,78,00,65,00,20,00,25,00,53,

00,79,00,73,00,74,00,65,00,6d,00,52,00,6f,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,00,73,00,68,00,65,00,6c,00,6c,

00,33,00,32,00,2e,00,64,00,6c,00,6c,00,2c,00,4f,00,70,00,65,00,6e,00,41,00,

73,00,5f,00,52,00,75,00,6e,00,44,00,4c,00,4c,00,20,00,25,00,31,00,00,00