System

Microsoft Windows
Fundamentals for Legacy PC's
Version 2006
SP3

Manufactured and supported by

Ghost Installer V3.0
AMD Athlon(tm)XP 2400+
1.99 GHZ 224MB of RAM

I am trying to download anything from any website eg avast antivirus, error message comes up as " please verify your internet connection is available and start again" even though I am online and connected.
Plz help