Hello, set up your PDA to receive web pages, avast will detect your internet settings and it will share it. You can update your PDA manually (click on "Update Now" button in avast settings - while your "Auto-Update" checkbox will not be checked) or check "Auto-Update" and let avast to update itself (inet connection is checked every 1-4 mins (ping command), if success (and no new version is available), next version checking will be done after 4hours.