Policy
Use HTTP 1.1 through proxy connections
This policy setting allows you to manage whether Internet Explorer uses HTTP 1.1 through proxy connections. If you enable this policy setting, Internet Explorer uses HTTP 1.1 through proxy connections. If you disable this policy setting, Internet Explorer does not use HTTP 1.1 through proxy connections. If you do not configure this policy setting, users can configure Internet Explorer to use or not use HTTP 1.1 through proxy connections.
2e9f6ca1a067 Advanced_ProxyHttp1_1 Registry
Copy registry mappings
HKLM\SOFTWARE\Policies\Microsoft\Windows\CurrentVersion\Internet Settings\ProxyHttp1.1 (enabled) = 1
HKLM\SOFTWARE\Policies\Microsoft\Windows\CurrentVersion\Internet Settings\ProxyHttp1.1 (disabled) = 0HKCU\SOFTWARE\Policies\Microsoft\Windows\CurrentVersion\Internet Settings\ProxyHttp1.1 (enabled) = 1
HKCU\SOFTWARE\Policies\Microsoft\Windows\CurrentVersion\Internet Settings\ProxyHttp1.1 (disabled) = 0 Policy notes
This policy setting allows you to manage whether Internet Explorer uses HTTP 1.1 through proxy connections. If you enable this policy setting, Internet Explorer uses HTTP 1.1 through proxy connections. If you disable this policy setting, Internet Explorer does not use HTTP 1.1 through proxy connections. If you do not configure this policy setting, users can configure Internet Explorer to use or not use HTTP 1.1 through proxy connections.