Søg i 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.

Læs mere

My antivirus(Kaspersky) add ons are not compatible with Firefox 30 so I would like to downgrade back to firefox 29.

more options

How do I downgrade back to firefox 29?

How do I downgrade back to firefox 29?

Alle svar (4)

more options

Mozilla.org maintains a publicly accessible archive of all past versions of Firefox. The link to it is located in the middle of the following page:

https://support.mozilla.org/en-US/kb/install-older-version-of-firefox

more options

Why don't you just update Kaspersky?

more options

I'm not the one with the problem.

more options

Thank you goldensword!