How to Install macOS Catalina on Unsupported Macs

ID: 136066

Description: Keep your aging Mac from going obsolete by...

Steps:

  1. macOS Catalina Patcher can be downloaded from http://dosdude1.com/catalina/
  2. Before beginning, ensure your model is compatible under the "System Compatibility" tab on the page. Most 2008 to 2011 Macs are compatible with the patching tool.
  3. macOS Catalina Patcher is a third-party tool developed by dosdude1, who has developed trusted, similar tools since macOS Sierra.
    4. Step image
  4. Once the patching tool has downloaded, open the DMG file to mount it.
  5. In the virtual drive, right click the "macOS Catalina Patcher", and click "Open".
  6. If a warning appears saying that Apple cannot check the application for malicious software, click "Open" if it is an option, if "Close" is the only option, click it, then go into Security & Privacy in System Preferences, unlock the General tab and click "Open Anyway".
  7. Continue through the prompts until you reach the "macOS Installer App" page.
  8. Click "Download a Copy" to download an official macOS Catalina installer directly from Apple.
  9. Click "Start Download".
  10. If prompted, allow macOS Catalina Patcher access to your Downloads folder.
  11. The download is an 8 GB file and may take some time to complete.
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