How to upgrade TMeter

1. Stop TMeter Service from command line "net stop trafsvc"
2. Create a backup for the filterset and traffic reports
3. Uninstall TMeter via Windows Control Panel
4. Reboot computer
5. Install new TMeter version
6. Apply new registration key (if you have the one)
7. Ensure, that all filters and traffic reports have appeared in TMeter. If no, restore it from backup.