Download the latest 2023 Altair Astro Camera ASCOM Driver 220.127.116.11
Please note: After unzipping the file, you will need to change the installer file extension!
Replace ".ms_" at the end of the file name with ".msi" before you click the installer.
Altair ASCOM Driver-18.104.22.168.ms_
Altair ASCOM Driver-22.214.171.124.msi
This is a simple precaution to stop some AV software or Windows flagging a false positive and blocking the download.
If Windows displays this window, click "More info" and then "Run anyway":
Click "More info"
Click "Run anyway"