crwdns2934241:0crwdne2934241:0 Dan

crwdns2934249:0crwdne2934249:0:

Your facing a file system mis-match! The recovery is based on the older HFS+ where as the drive has been upgraded to High Sierra or newer which then converts to APFS.

You’ll need to create a bootable OS installer which is running a newer macOS to then run Disk Utility and you may need to re-install the OS as well.

crwdns2915684:0crwdne2915684:0:

open