Wayne
Wayne

Reputation: 45

Does X-UA-Compatible header override compatibility mode group policy?

My organisation has a group policy that sets IE10 to display all pages in a particular domain in compatibility mode. If I add the X-UA-Compatible IE=edge HTTP response header to my web server, will this override the group policy?

Basically, which reigns supreme - the group policy setting or the HTTP Response header?

Upvotes: 1

Views: 2940

Answers (1)

keithwyland
keithwyland

Reputation: 2998

My organization also has a policy as you describe. Everything *.ourdomain.com is treated like an "Intranet" (even though the same domain with www. is used for a public-facing website) and IE 10 has, by default, the "Display intranet sites in Compatibility Mode" checked.

I believe up through IE 9, the group policy overrode the meta tag for sure.

IE 10 seems to behave differently. As long as the X-UA-Compatible <meta> tag is at, or very near, the opening tag, then IE 10 will respect the meta tag above the group policy.

I have just now tested with the HTTP header by adding it to an .htaccess. To my surprise, not only did IE 10 respect it, but also IE 9!

I don't know enough about Microsoft group policies to tell you it will absolutely work in your situation.

Upvotes: 3

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