Avast blocking mail from entering?

I installed Avast Free antivirus 3 days ago and just realized that email isn’t coming in after my colleague called me.

I used Mozilla Thunderbird on Windows 10. It worked again when I disabled the antivirus.

Anyway to fix that?

Thanks :slight_smile:

  • Clara
  • Which version/build of Avast Free…?
  • OS…? (32/64 Bit…? - which SP/Build…?)
  • Other security related software installed…?
  • Which AV(s) did you use before Avast…?