Sounds like something's gone awry on your end. I did some digging and maybe this forum will help? https://forum.unity.com/threads/apps-wont-run-on-windows-8-1-solved.204573/
Good luck!
Sounds like something's gone awry on your end. I did some digging and maybe this forum will help? https://forum.unity.com/threads/apps-wont-run-on-windows-8-1-solved.204573/
Good luck!