Updating boot support partitions for the volume as
Since a broken EFI partition may prevent a Mac from starting up properly it can be a challenge to repair.
There are options to attempt to manually rebuild, create, or repair the EFI partition, typically with fsck, diskutil, and third party tools like got frisk.
Anyway, being a Mac disk, I connected the new disk to a Mac and ran Disk tools, which told me that the filesystem needed repairs.
Though it is an unusual occurrence, a Mac may encounter a broken or damaged EFI partition which typically prevents the Mac from booting and the Mac OS system software from loading.
It will help you fix Invalid B-tree node problem occurred on the disk drive.Stellar Data Recovery Professional is a sophisticated application to scan and recover your APFS or HFS drive.Step 2) Select your external hard drive and toggle on Deep Scan feature.In other words, no personal data, files, or apps should be lost in the process if all you are choosing to do is reinstall Mac OS X.If you go a route aside from simply reinstalling Mac OS X, you may lose data.