macOS APFS Disk Utility's Persistent Bug: A Workaround

2025-09-21
macOS APFS Disk Utility's Persistent Bug: A Workaround

macOS Monterey 12.0.1's Disk Utility continues to suffer from a long-standing bug: failure to unmount volumes or containers when repairing APFS disks. This article provides workarounds, including using Disk Utility in Recovery Mode or directly using the command-line tool `fsck_apfs` to check and repair APFS volumes and containers. The article details `fsck_apfs` usage, including check and repair options, and handling encrypted volumes.

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