This thread was closed.
Please ask a new question if you need help.
Why can't I get Firefox 9 to install on my desktop after 3 tries?
I have downloaded this twice and tried to install it three times, but each time I try to go to the new version, various websites including yours say I'm using the old version. What is the problem?
Chosen solution
by cor-elYou have a user agent that is corrupted by Fast Browser Search (FBSMTWB in the user agent) and that identifies you as Firefox/3.5.7
- Mozilla/5.0 (Windows; U; Windows NT 5.1; en-US; rv:1.9.1.7) Gecko/20091221 Firefox/3.5.7 (.NET CLR 3.5.30729) FBSMTWB
See:
- https://support.mozilla.org/kb/Finding+your+Firefox+version
- https://support.mozilla.org/kb/Websites+or+add-ons+incorrectly+report+incompatible+browser
- http://kb.mozillazine.org/Resetting_your_useragent_string_to_its_compiled-in_default
See these pages and threads about Fast Browser Search (FBSMTWB in the user agent).
Read this answer in context 1Additional System Details
Installed Plug-ins
- Shockwave Flash 11.1 r102
- Google Update
- NPRuntime Script Plug-in Library for Java(TM) Deploy
- Next Generation Java Plug-in 1.6.0_29 for Mozilla browsers
- Adobe PDF Plug-In For Firefox and Netscape 10.1.1
- ActiveTouch General Plugin Container Version 105
- BrowserPlus -- Improve your browser! -- http://browserplus.yahoo.com/
- Motive Plugin for Mozilla Browsers
- Provides additional functionality on Facebook. See our web site for details.
- Yahoo Application State Plugin version 1.0.0.7
- Windows Presentation Foundation (WPF) plug-in for Mozilla browsers
- DRM Netscape Network Object
- DRM Store Netscape Plugin
Application
- User Agent: Mozilla/5.0 (Windows; U; Windows NT 5.1; en-US; rv:1.9.1.7) Gecko/20091221 Firefox/3.5.7 (.NET CLR 3.5.30729) FBSMTWB
More Information
Chosen Solution
You have a user agent that is corrupted by Fast Browser Search (FBSMTWB in the user agent) and that identifies you as Firefox/3.5.7
- Mozilla/5.0 (Windows; U; Windows NT 5.1; en-US; rv:1.9.1.7) Gecko/20091221 Firefox/3.5.7 (.NET CLR 3.5.30729) FBSMTWB
See:
- https://support.mozilla.org/kb/Finding+your+Firefox+version
- https://support.mozilla.org/kb/Websites+or+add-ons+incorrectly+report+incompatible+browser
- http://kb.mozillazine.org/Resetting_your_useragent_string_to_its_compiled-in_default
See these pages and threads about Fast Browser Search (FBSMTWB in the user agent).
Modified by cor-el