How to Fix X99-UD4 - Core i7 5960X - Gigabyte GTX 960 - Thunderbolt 2 (for UAD Apollo Twin Audio interface)

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How to Fix X99-UD4 - Core i7 5960X - Gigabyte GTX 960 - Thunderbolt 2 (for UAD Apollo Twin Audio interface)

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. Check your ACPI patches (SSDTs) for battery and trackpad (e.g., VoodooI2C, SMCBatteryManager).
  2. Ensure you have applied the correct IRQ patches if audio or trackpad is missing.
  3. Perform an NVRAM reset after modifying SMC-related kexts.

Verification

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

Original Question:

Hey
right now i'v OS X 10.12.6 i start to think about update for the latest OS X(Big Sur).
i will buy new SSD and try to install the latest OS X
i don't see any threads about it, if any one success to do it please share :)
thanks

Author: EliranHaliva

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