If a specific legacy version like 2.94 is missing from the public site, your local ABB distributor or account manager can securely provide the installation media or digital download token.
May require running the installer and application in Compatibility Mode (set to Windows 7) and executing as an Administrator. Hardware Interface
ABB DriveWindow Light 2.94 Download Free: The Ultimate Guide to Commissioning ABB Drives
: It does not support the ACS150 due to hardware architecture limitations (requires FlashDrop for backups). Downloading and Updating to Version 2.95 Legacy drive tools - ABB