Does it always happen for the same website, or for different websites? A first solution is to enable '''Warn me when websites try to redirect or reload the page''' in the Advanced panel in Options. (to open Options tab, click on menu button upper right then select '''Options''', next click on '''Advanced''')

Is it related to use of * ''"New tab by Yahoo 1.0.3 (jid1-G80Ec8LLEbK5fQ@jetpack) "'' Not sure where you got that from. IIRC Yahoo does keep releasing addons that are not compatible or not reviewed and accepted as suitable for Firefox. I did find * https://addons.mozilla.org/en-US/firefox/addon/new-tab-by-yahoo/ I presume that is unofficial and not even related to the official Yahoo organisation. Questions/Suggestions # Does the problem stop when you disable that Yahoo addon ? #* Do you know where you downloaded this from ? # Does the problem stop in Firefox's safemode ? #* [[Troubleshoot Firefox issues using Safe Mode]] # Possibly if 1 0r 2 does not help it is a Malware issue please try the following: 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: * [http://www.microsoft.com/security/scanner/default.aspx Microsoft Safety Scanner] * [http://www.malwarebytes.org/products/malwarebytes_free/ MalwareBytes' Anti-Malware] * [http://support.kaspersky.com/viruses/disinfection/5350 Anti-Rootkit Utility - TDSSKiller] * [http://general-changelog-team.fr/en/downloads/viewdownload/20-outils-de-xplode/2-adwcleaner AdwCleaner] (for more info, see this [http://www.bleepingcomputer.com/download/adwcleaner/ alternate AdwCleaner download page]) * [http://www.surfright.nl/en/hitmanpro/ Hitman Pro] * [http://www.eset.com/us/online-scanner/ ESET Online Scanner] [http://windows.microsoft.com/MSE Microsoft Security Essentials] is a good permanent antivirus for Windows 7/Vista/XP if you don't already have one. Windows 8 has antivirus [http://www.microsoft.com/security/pc-security/windows8.aspx#antivirus built-in] already. Further information can be found in the [[Troubleshoot Firefox issues caused by malware]] article. Did this fix your problems? Please report back to us!