Ie11 Simulator -

IE11 does not support the modern CSS Grid layout spec.

If you are tasked with supporting IE11 today, a professional workflow looks like this: ie11 simulator

| | Does NOT simulate | |-------------------|------------------------| | IE11’s user agent string | ActiveX controls | | Some CSS quirks (flexbox bugs, calc() issues) | VB Script | | document.all , attachEvent behavior | Browser security zones | | IE-specific conditional comments (in older Edge) | Silverlight or Java applets | | -ms prefixed CSS properties | Actual rendering engine (Edge uses Chromium’s engine) | IE11 does not support the modern CSS Grid layout spec