Hi azu, We're sorry to hear you are experiencing an issue with AdBlock for Firefox. Could you try reinstalling and see if that resolves the issue? Steps to do this are in our Help Center if you need them: https://help.getadblock.com/support/solutions/articles/6000055763. If you continue to have problems, please reach out to us at help@getadblock.com and we'll be happy to take a look! --AdBlock Support