Hi there!

Firefox has since released an update to correct this issue, let us know if you are still having problems past Sunday. We are happy to help! Reach us via support@adblockplus.org.

Thanks
Shannon
ABP Support Team

Hello!

My apologies for not responding in Russian. Thanks for bringing this to our attention! This is a known issue with Firefox's certificate expiring https://bugzilla.mozilla.org/show_bug.cgi?id=1548973. They have since released an update to correct this. If you are still experiencing issues past Sunday please let us know. You can reach us via support@adblockplus.org.

Thanks
Shannon
ABP Support Team