User-Agent: Mozilla/5.0 (X11; U; Linux i686; en-US; rv:220.127.116.11) Gecko/20060505 Firefox/18.104.22.168 Build Identifier: Mozilla/5.0 (X11; U; Linux i686; en-US; rv:22.214.171.124) Gecko/20060505 Firefox/126.96.36.199 about:about does work in firefox 188.8.131.52 for windows, about:about does NOT work in firefox 184.108.40.206 for linux, so this is a RFE to do so also in linux, this feature is realy helpful: not to force user to remember all about:* stuff... Reproducible: Always
about:about is provided by an extension, complain to the extension author. https://addons.mozilla.org/firefox/776/
There's no about:about in Firefox, see bug 220253. You might be confused with the Suite. Or did you use the MR Tech About:About extension ( http://www.mrtech.com/extensions/#about ) ?