How to Fix Preview App bug (x99 Xeon 2670v3 1070, oclp 0.6.2)

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How to Fix Preview App bug (x99 Xeon 2670v3 1070, oclp 0.6.2)

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 if your GPU requires WhateverGreen or specific boot-args (e.g., agdpmod=pikera).
  2. Ensure Metal acceleration is fully supported for your macOS version.
  3. Update Lilu and WhateverGreen to the latest versions.

Verification

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

Original Question:

Hi everyone,

I've used hackintosh for a long time, and was very happy with my last highsierra build.
Unfortunately, as i d'like to use the last davinci resolve version, i have to go on 10.15 minimum.... so bad.
I built my hack (x99 Xeon 2670v3 1070, oclp 0.6.2), and everything seems to work well except the preview app.
The preview app worked fine before i apply the oclp, but with 5mb graphics intead of my 1070.
After the patch, the app gives me a grey background when opening jpg. Ok with...

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Author: olivufu

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