Hi! Please follow the steps in the Troubleshooting guide :) if you have more questions after that, feel free to send me an email and I'll assist you further!
I deleted my other comment to say that I ended up figuring it out! all I did was download both versions (bought the full blessing and public ones) and just launched the one I wanted to play and...it...worked? don't ask why it worked, but it did lool may not be the solution for someone else but that's how it opened/played for me!