- Joined
- May 21, 2012
- Messages
- 10,747
- Reaction score
- 1,196
- Points
- 113
- Location
- Rhode Island
- Your Mac's Specs
- M1 Mac Studio, 11" iPad Pro 3rd Gen, iPhone 13 Pro Max, Watch Series 7, AirPods Pro
I think the path to macOS High Sierra (10.13) requires you to install OS X El Capitan (10.11) first. Try to upgrade to that first, and see if that will complete. Then you should be able to do the upgrade to 10.13.