Why am I periodically getting the message that my version of Firefox is outdated or not supported?
On my 2008 MacBook Pro with OS 10.6.8, I am using Firefox 17.0.1.
Chosen solution
by TylerdownerThis is because your User Agent String (what tells websites the browser you use) is corrupt. You can fix it by following these directions: http://support.mozilla.org/en-US/kb/websites-say-firefox-outdated-or-incompatible
Read this answer in context 3Additional System Details
Installed Plug-ins
- Shockwave Flash 10.3 r183
- Displays Java applet content, or a placeholder if Java is not installed.
- The QuickTime Plugin allows you to view a wide variety of multimedia content in web pages. For more information, visit the QuickTime Web site.
- The Flip4Mac WMV Plugin allows you to view Windows Media content using QuickTime.
- 5.1.10411.0
- The Google Earth Plugin allows you to view 3D imagery and terrain in your web browser.
- Widevine Media Transformer Plug-In 5.0.0.4679
- RealPlayer Plugin
- Garmin Communicator Plug-in Version 2.9.2.0
- Picasa plugin.
- iPhoto6
Application
- User Agent: Mozilla/5.0 (Macintosh; U; Intel Mac OS X 10.5; en-US; rv:1.9.1.5) Gecko/20091102 Firefox/3.5.5 FBSMTWB
More Information
Chosen Solution
This is because your User Agent String (what tells websites the browser you use) is corrupt. You can fix it by following these directions: http://support.mozilla.org/en-US/kb/websites-say-firefox-outdated-or-incompatible
Solution chosen