1. Open ActivInspire.
2. Click on 'File'.
3. Click on the 'Settings' tab.
4. Click on 'Dual Mode ActivBoards' from the left side bar.
5. Under 'Touch input handling', select 'Touch or Stylus' from the drop-down menu.
6. Under 'Touch interoperability', select 'OS Compatible' from the drop-down menu.
7. Click 'Done'.
You should now be able to use ActivInspire and the Promethean Board with your new PC.