That's now how you update the OC. Check the guide on the forum for step by step. You can find the link below:
https://elitemacx86.com/threads/how-to-update-opencore-bootloader.1371/
You can either use Manual Method or the OCAT Method.
AMFI still shows enabled. Update the AMFIPass.kext to latest and ensure you reset NVRAM properly. Once the AMFI is disabled, OCLP should give you the option to patch. If AMFIPass does not work, then use the bootarg to disable and ensure you disable the AMFIPass.kext when you use bootarg.
Which documentation you are referring to?
Technically, you can as the KBL Graphics kexts are still present.
It should work fine then. However, as Tahoe is still in the Beta phase, there could be some issues.
You use DisableIoMapper and that way it will have no affect with the DMAR. CPU0Ist dropping is required during install phase. But once you have implemented the PM, it should be fine.
Unless the IGPU can be disabled from BIOS (rare), the Laptop has optimus configuration which is not supported. Although, you can give it a go but you can just have the external display from those ports.
It's still not as per the guide. Here are a few issues:
Here are a few issues. Make the following changes to your config.plist:
Disable FadtEnableReset
Disable RebaseRegions
Disable ResetLogoStatus
Set ResizeAppleGpuBars to -1.
Remove AppleMCEReporterDisabler.kext, AtherosE2200Ethernet.kext...
You should use 3E9B0000 as ig-platform id. Also, 8750-H device ID is supported so no need to specifiy the device-id. What's the DVMT settings in the BIOS?
Also, no EDID injection seems to be present. Plus, use MacBookPro15,2 SMBIOS.
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