We're calling on all EU-based Mozillians with iOS or iPadOS devices to help us monitor Apple’s new browser choice screens. Join the effort to hold Big Tech to account!

Search Support

Avoid support scams. We will never ask you to call or text a phone number or share personal information. Please report suspicious activity using the “Report Abuse” option.

Learn More

I am running windows xp home edition on my netbook. I have Kaspersky virus protection. Your new 6.0 blocks my access to Kaspersky. How do I get the older level that works with it?

more options

It blocked the access to Kaspersky and corrupted my Kaspersky database. I had to reload. Not much of a good "upgrade" experience

It blocked the access to Kaspersky and corrupted my Kaspersky database. I had to reload. Not much of a good "upgrade" experience

All Replies (1)

more options

See Kaspersky for a Firefox 6 compatibility update.