新建文本文档，复制粘贴下面所有代码，将扩展名改为reg运行后重启电脑。

Windows Registry Editor Version 5.00

[HKEY_LOCAL_MACHINE\SYSTEM\CurrentControlSet\Services\NlaSvc\Parameters\Internet] "ActiveDnsProbeContent"="131.107.255.255" "ActiveDnsProbeContentV6"="fd3e:4f5a:5b81::1" "ActiveDnsProbeHost"="dns.msftncsi.com" "ActiveDnsProbeHostV6"="dns.msftncsi.com" "ActiveWebProbeContent"="Microsoft NCSI" "ActiveWebProbeContentV6"="Microsoft NCSI" "ActiveWebProbeHost"="www.msftncsi.com" "ActiveWebProbeHostV6"="ipv6.msftncsi.com" "ActiveWebProbePath"="ncsi.txt" "ActiveWebProbePathV6"="ncsi.txt" "EnableActiveProbing"=dword:00000001 "PassivePollPeriod"=dword:0000000f "StaleThreshold"=dword:0000001e "WebTimeout"=dword:00000023

[HKEY_LOCAL_MACHINE\SYSTEM\CurrentControlSet\Services\NlaSvc\Parameters\Internet\ManualProxies]