If resetting the PRAM doesn’t work, then there’s several ways that you can reinstall a fresh copy of macOS, without a Recovery partition. Once your Mac has booted, try re-running the ‘diskutil list’ Terminal command, to see whether this has resolved your issue.
To reset the PRAM, restart your Mac while holding down the ‘Command+Option+P+R’ keys until you hear macOS’ distinctive startup chimes for a second time. If your Mac is missing a Recovery partition, then you may be able to restore it, by resetting your PRAM. If this list doesn’t contain either Apple_Boot Recovery HD or APFS Volume Recovery, then it means your Mac doesn’t have a recovery partition. The Terminal will now display a list of all your drives and partitions. You can perform this check, using the Terminal application: The first step, is to verify that your Mac is definitely lacking a Recovery partition. Are your really missing a Recovery partition?
