Below is the pop-up I get when navigating in FF.
The media content is not shown properly.
(THIS IS THE FIRST POP-UP)
It is recommended to update your system player now Your system can’t play media content and services properly. Make sure to download the short update and install it as shown. Select Version:
(THIS IS THE NEXT POP-UP WITH THE HEADER INFORMATION)
Update your Browser You are recommended to use another browser. Update to the fast and secure free browser.
Set as my default browser
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- Helpful Solutions
Sometimes a problem with Firefox may be a result of malware installed on your computer, that you may not be aware of.
You can try these free programs to scan for malware, which work with your existing antivirus software:
- Microsoft Safety Scanner
- MalwareBytes' Anti-Malware
- TDSSKiller - AntiRootkit Utility
- Hitman Pro
- ESET Online Scanner
Microsoft Security Essentials is a good permanent antivirus for Windows 7/Vista/XP if you don't already have one.
Further information can be found in the Troubleshoot Firefox issues caused by malware article.
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