Allow/Disallow Program Mistake

I recently during authorizing a program mistakenly pushed a wrong button and now my Avast will no longer self update. Can you help me remedy this situation?

Open comodo>firewall tab/defence+ tab>advanced>network security policy/computer security policy>look for avast and press remove then apply.

I am not sure which type of alert you received which is why i put the /

YAY!! :BNC So far so good! Thanks Coolio10