wHERE I CAN COMUNICATE WITH YOUR STAFF

IT SUPOSSED THATA RENOVATION WILL BE 4990 CLP AND YOU CHARGE 16990 CLP
WHERE I CAN FIX THIS?

Did you ever though about simply looking at the website ?
https://www.avast.com/index > Help and support

Here’s the link:
http://support.avast.com/support/home