windows无法显示隐藏文件 、无法显示隐藏文件连注册表也无法打开

Windows Registry Editor Version 5.00 [HKEY_LOCAL_MACHINE\SOFTWARE\Microsoft\Windows\CurrentVersion\Explorer\Advanced\Folder\Hidden\SHOWALL] "RegPath"="Software\\Microsoft\\Windows\\CurrentVersion\\Explorer\\Advanced" "Text"="@shell32.dll,-30500" "Type"="radio" "CheckedValue"=dword:00000001 "ValueName"="Hidden" "DefaultValue"=dword:00000002 "HKeyRoot"=dword:80000001 "HelpID"="shell.hlp#51105" reg文件