Updating your Hackintosh to Catalina 10.15

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To replace an present hackintosh to macOS Catalina 10.15 here’s what you must know earlier than you proceed.
macOS Catalina 10.15 adjustments that may have an effect on hackintoshing:

Elimination of 32bit App assist in macOS Catalina
All system information have been moved to a read-only partition
NVIDIA Alternate Graphic Drivers NOT accessible in macOS Catalina/Mojave. Whereas older  natively supported playing cards like work NVIDIA 6xx and 7xx ‘Kepler’ nonetheless work newer Maxwell or Pascal playing cards can’t get full acceleration.
Catalina Graphics Assist:

Intel HD 4000 and better
AMD Vega, AMD RX 5xx, AMD Radeon HD 7xxx and better
AMD Navi Vega 20 Assist in 10.15.1
Non-Metallic supported GPUs can not render utilizing OpenGL as a fallback so its really helpful that those that depend on their GPU for sure macOS apps replace their graphics card to a Metallic supported card in the event that they wish to use Catalina.

Adjustments to AirPortBrcm4360.kext might require it to be forceloaded to get sure non-apple WiFi playing cards to work.
Adjustments to EC could cause points booting and operating Catalina requires both disabling AppleACPIEC, utilizing a faux EC, or renaming EC underneath DSDT -> Patches in config.plist.

Catalina 10.15 Replace Steps

Obtain macOS Catalina 10.15

When you’re utilizing macOS Mojave, get macOS Catalina by way of Software program Replace: Select Apple menu  > System Preferences, then click on Software program Replace.
Or use this hyperlink to open the macOS Catalina web page on the App Retailer: Get macOS Catalina. Then click on the Get button or iCloud obtain icon.

Backup earlier than Updating
Its at all times really helpful to do a recent set up of macOS on a hackintosh when a brand new model comes out, however it’s also possible to improve immediately. Whereas downloading Catalina its a good suggestion to again up your Mac.  Time Machine makes it easy, and different backup strategies are additionally accessible. Discover ways to again up your Mac.
Replace Clover EFI folder for Catalina Compatability

Could have to replace Clover EFI folder to a more recent model for Catalina compatibility:

Remember that any Clover r5000+ model has a revised file hierarchy of its drivers folder. To replace:

There may be now an alternative choice to Clover referred to as OpenCore that can be utilized as a bootloader and set up Catalina with.

Catalina 10.15 USB Port Restrict Patch

By default macOS limits the variety of allowed USB ports which might trigger sure USB2/USB3 ports to not operate because the motherboard being hackintoshed probably accommodates many greater than the restrict. To allow all accessible ports one thing referred to as a USB port-limit patch have to be added.
To extend the USB restrict see the checklist of accessible port-limit patches for macOS 10.15
Be certain that to disable or delete any earlier port restrict patches.
Graphics in macOS Catalina:

Intel (U)HD 630 graphics customers may have the -disablegfxfirmware bootflag to be added on the Clover boot display screen or completely in config.plist underneath Boot -> Arguments
AMD Vega, AMD RX 5xx, AMD Radeon HD 7xxx and better – Will want Lilu.kext + WhateverGreen.kext up to date and will require a particular boot flag to keep away from receiving a black display screen on boot in 10.15.1. https://hackintosher.com/guides/hackintosh-catalina-10-15-1-update-guide
Nvidia Pascal and Maxwell graphic playing cards can’t get full acceleration with out Nvidia Various Drivers which haven’t been launched for Catalina and even Mojave, however the older playing cards that use to return in Mac’s are nonetheless suitable NVIDIA 6xx and 7xx ‘Kepler’ collection.

Hackintosh Catalina EC Patching
AppleACPIEC adjustments macOS Catalina require it to be both disabled, renamed or spoofed in addition macOS Catalina on hackintosh. When you don’t add a repair you could not be capable of boot and get numerous verbose outputs equivalent to Ready on root machine… and AE_NOT_FOUND. Repair this by patching your EFI machine
AE_NOT_FOUND Coping with AppleACPIEC on a Catalina Hackintosh

Make Extensions Library writable once more

All system information have been moved to a read-only partition which means /L/E or /S/L/E can’t be edited by you when including or eradicating kexts.

To get round this after Catalina is put in these folders have to be mounted with write privileges by way of the Terminal app with sudo mount -uw /