Macos High Sierra 10.13.1 |link| Jun 2026

Another critical fix involved encrypted external APFS volumes. Under 10.13.0, ejecting an encrypted APFS drive and reconnecting it would sometimes fail to mount, requiring a terminal hack. macOS High Sierra 10.13.1 resolved this by properly caching cryptographic keys during a single user session.

was required to fix a "logic error" that allowed anyone to gain system administrator (root) access without a password by simply entering "root" as the username. Kernel and APFS Patches macos high sierra 10.13.1

: By clicking "Unlock" multiple times in System Preferences, the OS would eventually grant access, allowing users to change passwords and view all files. the OS would eventually grant access