Step 1

Open https://github.com/dortania/OpenCore-Legacy-Patcher/releases in any web browser, scroll the page a bit to Assets section and download the latest OpenCore-Patcher.pkg file.

It will be automatically downloaded into your Downloads folder.

Step 2

Click OpenCore-Patcher.pkg file inside Downloads folder to run it.

Step 3

OpenCore Legacy Patcher installer would be started. Click Continue button to start the installation.

Step 4

Click Install button.

Step 5

Enter you username password and click Install Software button.

Step 6

Click Close button to finish the installation.

Step 7

Locate OpenCore-Patcher icon in Applications folder and double-click on it to run it.

Step 8

Click Create macOS Installer button to start creating bootable macOS installer USB flash drive.

Step 9

Click Download macOS Installer button.

Step 10

Select the latest macOS Ventura version and then click Download button.

Step 11

Click Download Anyways button.

Step 12

macOS Ventura DMG image will be downloaded directly from Apple servers. It may take some time on slower Internet connection speeds.

Step 13

Click Yes button to create macOS installer.

Step 14

Click Install macOS Ventura button.

Step 15

Click a button with your USB flash drive name.

Step 16

Click Yes button to erase your USB flash drive.

Step 17

Creating a USB flash drive might take up to 30 minutes on a USB flash drives with slow write speeds via standard USB 2.0 hub.

Step 18

Click Yes button to start building OpenCore installation.

Step 19

Click Install to disk button to install OpenCore to your disk.

You must install OpenCore either on your hard disk or USB flash drive (but it will always need to be inserted to run Ventura).

Step 20

You can click your main hard disk button or your USB flash drive button.

If OpenCore Legacy Patcher is installed on a USB flash drive, it will have to be always inserted when running macOS Ventura.

Step 21

Click EFI partition.

Step 22

Click Reboot button to restart your computer.

Step 23

Press and hold Option key (on Mac keyboard) or ALT key (on Windows keyboard) on boot until you see standard grey boot picker and click an arrow under EFI boot.

Make sure the USB flash drive is inserted into Mac Pro built-in USB hub (front or rear). Extra USB PCIe cards won't show a bootable flash drive.

Step 24

Click an arrow under Install macOS Ventura on another boot picker.

Step 25

If you don't have a partition or volume for macOS Ventura yet, click Disk Utility to create one. If you already have one, please skip to step 31.

Step 26

Choose one of the existing partitions on the left, then click Partition icon on the top bar.

Step 27

Click + symbol to add a new partition or volume for macOS Ventura.

Step 28

Click Add Volume button to add another volume to existing APFS container.

Click Add Partition if you're installing macOS Ventura on a blank drive.

Step 29

Type any name in Name field e.g. VENTURA.

Leave the format as APFS and click Add button.

Step 30

Volume will be added to existing APFS container.

Just click Done button.

You can now safely close Disk Utility.

Step 31

Click Install macOS Ventura to start the installation.

Step 32

Click Continue button on installer splash screen.

Step 33

Click Agree button on software licence agreement screen.

Step 34

Again click Agree button.

Step 35

Choose your new VENTURA volume and click Continue button to continue the installation. The system will be rebooted automatically several times. It might take about an hour to fully install macOS Ventura.

Step 36

When the installation is ready you will be presented with Migration Assistant. Leave the default radio button as is and just click Continue button.

If you want to make a clean installation, just click Not Now in the left lower corner.

Step 37

Now you can move data from your old macOS installation. Click your previous macOS drive and then Continue button.

As soon your data is moved you will see macOS Ventura desktop. Make sure to always boot macOS Ventura from a second OpenCore boot picker (set by default). To see it just click EFI boot on a default boot picker.

Please note that default boot picker might also change its background from grey to black, but its functionality remains.

If you recently switched your graphics card to another model or upgraded macOS and there is no acceleration (everything is slow and Wi-Fi/Bluetooth doesn't work) you need to launch OpenCore Legacy Patcher again and click Post-Install Root Patch button. Post reboot everything would be working perfectly. Please see our guide.