How may I stop an unwanted web site which loads on start up?
After looking at this web site, it or an associated web site loads on opening firefox
Alle antwurden (3)
Has it been set as a home page? See how to set the home page for details.
The unwanted web site is not as home page - I use the Google search page.
I just to confirm that you checked the home pages, Firefox can store multiple home pages.
What is the site that keeps on appearing?
If it is the Firefox has updated page, see Firefox says it's just updated every time it starts - how to fix.
You can try running Firefox in Firefox safe mode which will disable extensions and themes to test to see if one of them is causing the problem. If the site does not appear in safe mode, follow the procedure in the Troubleshoot extensions, themes and hardware acceleration issues to solve common Firefox problems article to identify the culprit.
A possible cause of random pages loading is malware. If you suspect there is a chance that this is caused by malware, try running several malware scanners. It is best to run several as each will pick up things that the others miss. Some scanners you can try are: