I have had 7 emails back and forth with their so called "support" team. I downloaded it four or five times on different Windows machines. Was never able to use the program.
Their support emails are very argumentative. I would never buy anything from Allavsoft.
See link: https://photos.google.com/photo/AF1QipM8_8n-J4F7H5qD8kd6eLqDuMUJ43Dr7y8pJ_pe
Bob R