

Nothing has happened.ġ) DiskWarrior 5.2 is compatible with High Sierra, Mojave and Catalina when rebuilding external Mac OS Extended disks.Ģ) Your external drives (including Time Machine Volumes) can be rebuilt as before.ģ) The Startup Disk of Macs are converted to APFS (Apple File System) when installing or upgrading to macOS 10.14 Mojave, macOS 10.15 Catalina or macOS 10.13 High Sierra (High Sierra only converts internal Solid State Drives (SSD/Flash).Ĥ) APFS (Apple File System) disks ARE NOT able to be rebuilt. They have been promising the upgrade for APFS for several years. DW doesn't rebuild any APFS formatted disks. Disk Utility will not clone a drive that is even one byte larger than the target drive.Ībout Disk Warrior: From the Alsoft website. Do not rely on indicated sizes in GBs as two drives may be advertised as the same in GBs but may differ in the number of blocks. Note: The size of the volumes as used above means they each have an equal number of blocks.

Clone the external startup volume back to the old startup volume using Disk Utility.Open Disk Utility on the startup volume and reformat the old startup volume using APFS.Restart the computer using Option boot and select the external clone as the startup volume.Clone the startup volume to an external drive that is exactly the same size as the startup volume or larger.Open Disk Utility and run First Aid on the startup volume.HFS+ and APFS are very different, so the conversion from one to the other is not that simple. The only way to convert non-destructively is if the drive is empty.
