Years ago I wrote a post for installing Mac OS Yosemite on Virtual Box. A new version of Mac OS X with code name Sierra has been just published therefore I would like to update my post for installing this new version on Virtual Box with the host of Windows 10.

1. Install Os X 10.12 On Unsupported Macbook
2. Install Catalina On Old Mac
3. Install Mac Os X 10.8
4. Install Os X 10.12 On Unsupported Mac

1. Download pre-installed VirtualBox image from following link.
Mirror 1:
https://drive.google.com/drive/folders/0B08CMVb2YK_EaTBKNUV2LWVVOUU

Mirror 2:
https://drive.google.com/open?id=0B52GrzXI5cXhYjduY0V0N0NENW8
For mirror 2, use HjSplit to join the files back. It’s about 5GB. HjSplit is also in Google Drive folder.

OS X El Capitan (10.11) on Unsupported Macs macOS Extractor and MacPostFactor are apps that guide you through patching and installing OS X El Capitan (10.11), Yosemite (10.10), Mavericks (10.9), or Mountain Lion (10.8) on your older Mac. This thread focuses on OS X El Capitan. I made, and used, a Lion Mac OS X Install ESD on a thumb drive. Instructions to make one can be found all over the Mac centric web sites. Then follow this procedure: Put the unsupported Mac in Target Disk mode and plug it into a Lion supported Mac. Run the Lion installer and make sure to choose your unsupported Mac's hard drive. Let the install.

2. Extract macOS 10.12 Sierra by TechReviews.rar file to a folder, you’ll get a list of these files

3. In VirtualBox, create a new machine with following settings

How to install system updates macOS 10.12.x on unsupported Mac. Updating vs AUS - Install macOS on unsupported.

4. For Hard drive, browse to macOS 10.12 Sierra by TechReviews.rar file which can be found in extract folder before.

5. Click Create. Right click on the new machine and select Settings. Be sure that Floppy Disk is disabled.

6. Set number of processors to the max of real processors you have, it’ll speed up the installation. I have a dual core so I set the number of processors to 2.

Install Os X 10.12 On Unsupported Macbook

7. In Display settings, set Video Memory to max 128MB.

Install Catalina On Old Mac

7+. Start your cmd and execute following code. Please adjust the script with your installation path of your VirtualBox and the name of your virtual machine (in my case it is macOS Sierra)

8. Start your machine. It will take a while depending on the power of your real CPU and hard disk to set up the installation process.

Install Mac Os X 10.8

9. When boot finishes, you should land on the welcome screen for setting up Mac OS X. The following images show my sample settings, you can change them if you want.

10. Create account takes a while. Just wait until you’re forwarded to the login screen.

11. Login with your new created account. You’ll be asked for some more settings before going to the main screen of Mac OS X.

Install Os X 10.12 On Unsupported Mac

12. Done. Enjoy your hackintosh.