How to Fix Mojave Installation Fails on Skylake Computer

How to Fix Mojave Installation Fails on Skylake Computer

This mini-guide provides a structural approach to troubleshoot and fix the issue.

Prerequisites

• Confirm your hardware specifications (CPU, GPU, Motherboard).
• Ensure you have a bootable recovery USB and backup your EFI.

Fix Steps

1. Boot with -v keepsyms=1 debug=0x100 to identify the exact kernel panic.
2. Validate your config.plist using ocvalidate.
3. Ensure your EFI matches the Dortania guide specifications for your CPU generation.

Verification

• Reboot and verify if the functionality is restored and stable under typical usage.

Original Question:

My "Mini-ITX 2" Skylake computer (listed below) is running Monterey 12.6.3. I have two 1 TB SATA drives. I want to downgrade this computer to run Mojave 10.14.6. I have made a Kingston Traveler USB 2 flash drive Mojave installer using Apple's "createinstallmedia" tool. I have repeated this procedure 3 times. Once from my computer at left (running Mojave 10.14.6), once from my "Mini-ITX 1" High Sierra computer, and finally from the "Mini-ITX 2" Monterey computer. Every time I try an...

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Author: wstrohm