: Create a full backup or a bootable clone of your current server installation, including the Open Directory if applicable.
Once installed, the setup process configures the server identity and core network settings: macOS Server 5.12
To prepare for and use , you must be running macOS 12 Monterey , as earlier versions of the Server app are incompatible with this operating system. Since Apple discontinued macOS Server on April 21, 2022, version 5.12.2 is the final release, and many of its original functions have been migrated directly into macOS system settings. Pre-Installation Checklist : Create a full backup or a bootable
: The macOS Server 5.12 installation requires approximately 250MB of space, while the Monterey OS installation itself needs about 26GB . Initial Setup and Configuration Pre-Installation Checklist : The macOS Server 5
: Temporarily turn off any anti-virus/malware software and third-party disk encryption to prevent interference during installation.