Digibox port rename

After installing thee card I wanted to rename the ports from COM3 to Com 19. However it would not let me. After uninstalling and reinstalling, the start port increments every time eg COM31. How can I make it start at COM3

You didn’t specify what OS you’re using, but I’m going to take a guess that its Windows 2000/XP. Here is a link to an article that describes this issue and how to resolve it in Windows 2000: