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Why am I periodically getting the message that my version of Firefox is outdated or not supported?

Posted

On my 2008 MacBook Pro with OS 10.6.8, I am using Firefox 17.0.1.

On my 2008 MacBook Pro with OS 10.6.8, I am using Firefox 17.0.1.

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 You can fix it by following these directions: http://support.mozilla.org/en-US/kb/websites-say-firefox-outdated-or-incompatible

Read this answer in context 3

Additional 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

Tyler Downer
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1189 solutions 7757 answers

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 You can fix it by following these directions: http://support.mozilla.org/en-US/kb/websites-say-firefox-outdated-or-incompatible

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 You can fix it by following these directions: http://support.mozilla.org/en-US/kb/websites-say-firefox-outdated-or-incompatible

Question owner

Thank you... problem solved!

Thank you... problem solved!