As a consequence, the logic around the user-agent string has grown increasingly complicated over the years; the introduction of Compatibility Modes has meant that the browser now has more than one UA string, and legacy extensibility of the string was deprecated after years of abuse. You will need to ensure that hotfix is installed on your servers for ASP.
NET to recognize IE11 as a browser that supports Java Script: designed to cause most UA-string sniffing logic to interpret it either Gecko or Web Kit.
Please don’t; use feature detection instead (Ref1, Ref2).
Poorly implemented (non-futureproof) User-Agent sniffing has proven to be the top compatibility problem encountered each time a new version of Internet Explorer ships. NET might use UA sniffing to decide what content to return to browsers.
If you want to know how to enable cookies in Microsoft Internet Explorer, just follow these easy steps.
Closing an Unresponsive Internet Explorer Deleting Toolbars Resetting Updating Community Q&A This wiki How teaches you how to fix your Internet Explorer web browser when it stops responding. Some steps I had already performed, but I tried the suggestion of turning off IE 11, rebooting, then turning back on and rebooting.
Internet Explorer 10 introduced the ability for the downloaded Compatibility View List to specify UA strings on a per-site basis, to handle cases where a given website only works with a particular UA string.
If you use Fiddler to examine the XML of IE11’s Compatibility View List (e.g.
The original Mosaic came from NCSA, but since NCSA was a public entity it relied on Spyglass as its commercial licensing partner.
Spyglass in turn delivered two versions of the Mosaic browser to Microsoft, one wholly based on the NCSA source code, and another engineered from scratch but conceptually modeled on the NCSA browser.