igor0
2
That’s strange. Was it really a “virus-is-present” message (i.e. with the name of the virus)? Wasn’t it rather a warning about possibly dangerous attachment?
warning about possible virus
igor0
4
Then you can configure the avast! behavior in the resident protection settings - click the blue icon in the system tray and select the provider (either Internet Mail, or Outlook - I don’t know what mail program you are using). There you can modify the settings (either by moving the slider lower, or click Customize and check the “Heuristics” pages).