Before launching the installer, verify that your hardware and environment are ready:
4. Configuration and Verification
Real-time antivirus (especially McAfee, Norton, or Sophos) quarantines PowerMill license files.
The Result:
A corrupted .cab file and an error message that read: “Installation incomplete. Error 1603.”
Run as administrator
Right-click Setup.exe → . Standard user execution leads to permission denied errors.