Starting with macOS High Sierra and continuing into Mojave, Apple mandated the use of for all boot drives, especially SSDs.
Build was released on August 27, 2018 . As the ninth developer beta, it represented a near-final state of the operating system, preceding the "Gold Master" (GM) build by only a few weeks. Predecessor Build: 18A365a (Beta 8). Successor Build: 18A384a (Beta 10).
While Mojave can be forced onto HFS+, official Software Updates (OTA) often fail or refuse to install on non-APFS volumes. 3. Technical Deployment via DMG Image macOS Mojave 10.14.b9 (18A377a) DMG Image HFS
Stability refinements and bug fixes for headline features like Dark Mode , Desktop Stacks , and the redesigned Mac App Store . 2. The HFS+ vs. APFS Conflict
Some users seek to maintain HFS+ for compatibility with older disk repair tools, legacy hardware, or specific virtualization environments where APFS might cause performance overhead. Starting with macOS High Sierra and continuing into
By default, the Mojave installer automatically converts any HFS+ volume to APFS during installation.
This paper examines , the ninth developer beta released during the late stages of the Mojave development cycle . It specifically addresses the technical requirements for deploying this build via a DMG image onto an HFS+ (Mac OS Extended) file system—a non-standard configuration given Apple's enforcement of APFS (Apple File System) for Mojave installations. 1. Build Identification: macOS 10.14 Beta 9 (18A377a) Predecessor Build: 18A365a (Beta 8)
Deploying Build 18A377a as a on HFS+ typically involves "patching" the standard installation process. A. Installation Prerequisites Apple pushes out tenth developer beta for macOS Mojave [u]