AVAST! changed it (didn’t really change it) 127.0.0.1 because thats how avast! email scanner works.

You could try re-run avast! mail protection wizard or manually check if your settings match the one on picture.

where:

yourmail should have your real email address and popserverhere
should have your pop server ( i.e. pop.houston.rr.com)

tECHNODROME