Hackintosh: macOS Mojave Disk Utility First Aid Failed to Unmount Mojave Volume (APFS)
Product: Apple macOS Mojave 10.14.x Partition type: APFS Container & Volume Someone reminded me that macOS runs faster than Windows 10, even the latest 10.14 Mojave OS. So I spent few days to install it into my Lenovo Thinkpad W530, and managed to get it up in 3 days. After few more days of playing around with Clover bootloader, and "Recovery" boot menu. I stumble on a tool in "Recovery" partition which called Disk Utility > First Aid. First Aid acts similar to chkdsk (Check Disk) in Windows, or fsck in UNIX, which will umount the drive to perform disk repair, e.g. bad sector, lost cluster/inode, etc. 10.14 Mojave always converts the partition from earlier HFS+ to APFS (latest) file system during installation or upgrade. The "Recovery" partition in earlier HFS+ now become one of the volume in the APFS container (every partition become a APFS volume in 1 container). When First Aid trying to umount the volume, it further tried to unmount ...