IEWarn MediaWiki Extension

Displays a warning message to users of Internet Explorer and Microsoft Edge that the website will not display properly. May be useful if you're using web fonts in your MediaWiki skin.

Installation

1. Upload the IEWarn folder to the extensions folder of your MediaWiki Installation.
2. Add the following code to your LocalSettings.php:

wfLoadExtension('IEWarn');

3. Done. See https://mediawiki.org/wiki/Extension:IEWarn for details.