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after After an automatic upgrade my anti-virus does not work with the new version so can I roll back to the previous version?

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After an automatic upgrade to V 17.0.1, my anti-virus (Kaspersky ) URL advisor has been disabled. I want to roll Firefox back to the previous version but cannot find how to do it.

After an automatic upgrade to V 17.0.1, my anti-virus (Kaspersky ) URL advisor has been disabled. I want to roll Firefox back to the previous version but cannot find how to do it.

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Hello brooksj, see the Patch D : http://support.kaspersky.com/9128

thank you