Back in March, I authored a post on using DeployStudio to image the latest macOS releases that utilized APFS formatting. With the release of Catalina, I had figured this method of preparing machines would end. This is because of Catalina’s unique method of partitioning the APFS container into multiple sections, including both a read-only system volume and a writeable data volume. However, thanks to an updated version of AutoDMG, DeployStudio lives again.

  1. Mac Os Catalina Patcher Tool Download Mac
  2. Mac Os Catalina Patcher Tool Download Free
  3. Mac Os Catalina Patcher Tool Download

Fortunately, with macOS Catalina Patcher tool, you can simply download the entire update of macOS setup from Apple's servers. Let's check out the stepwise instructions of how to use this software tool to download the macOS Catalina DMG. Step 1: Download a copy of macOS Catalina Patcher from this link. After the file is pulled, open it, and right click win-install, choose Run as administrator. Install VMware Unlocker Patch Tool for macOS. As soon as you’ve run the Unlocker, Command Prompt will open up and prevent VMware services, backup files and perform some patching and begin the VMware services back running, wait. DosDude Catalina Patcher is a popular third-party tool that allows users to patch the MacOS Catalina installer on otherwise unsupported Macs. Of course, just because you can do this, doesn't mean.

Catalina

Mac Os Catalina Patcher Tool Download Mac

As far as the steps to deploy an APFS image to a machine using DeployStudio, refer to the other article, nothing has changed. Also, remember that this will not work on machines with a T2 chip. The writing is on the wall; that being said, I still have a lot of non-T2 chip machines which makes this worthwhile.

The key here is using the latest beta version of AutoDMG (at the time of writing this, it is v1.10b587). According to the release notes, it supports creating DMGs of macOS Catalina. However, if you try and create a DMG like normal using AutoDMG, you’ll get an error suggesting that InstallInfo.plist is not present in the Catalina installer (which isn’t true). After reading through some of the reported issues with the latest beta, it was suggested that creating a DMG with the Catalina installer on it, then mounting said DMG and using the Catalina installer from that will resolve the issue. Here is what I had success with:

  1. First of all, make sure you’re performing this on a computer with plenty of free space. You not only have to download the full macOS Catalina installer, you also have to copy it onto a DMG, and then create the final deployable DMG. This will take up roughly 30 GB of storage, so be prepared.
  2. Download the latest version of AutoDMG (linked to above).
  3. Download DosDude’s Catalina Patcher Tool to aid in downloading a full macOS Catalina installer. Upon opening the Patcher Tool, you’ll want to click Continue until you see this screen and can click Download a Copy. If you try downloading Catalina from the App Store, you may get a partial installer app that won’t work with AutoDMG. Make sure to use the Patcher Tool. Once you have downloaded a full macOS Catalina Installer app, you can quit the Patcher Tool.
  4. The macOS Catalina Installer app should now be present in your ~/Downloads folder. Create a new folder (anywhere, probably easiest just in your Downloads folder) and place the Catalina installer inside of the folder.
  5. Open the Disk Utility application and navigate to Menu Bar > File > New Image > Image from Folder… I suggest not compressing the disk image, as I have had compression cause issues with mounting/cloning/copying in the past. You can change the Image Format from Compressed to Read-Only. Select the folder that the macOS Catalina installer is in (not the installer itself) and click Save. This will begin a process which creates a disk image with the macOS Catalina Installer on it. For some strange reason, this is what will resolve the error that AutoDMG throws up when trying to create a deployable Catalina disk image.
  6. After the disk image is created, mount the disk image. Open AutoDMG and drag the macOS Catalina installer app from the disk image onto AutoDMG (like usual).At this point, it’s business as usual. AutoDMG will create an image that you can copy to your DeployStudio repository and deploy to your Macs. Remember that you must select “First Disk Available” when deploying an APFS image in DeployStudio in order for it to work correctly.

Hopefully this helps someone! If you have non-T2 chip Macs that ever need re-imaging, and you happen to already have access to a DeployStudio server, it’s a no brainer. Thanks for reading!

Peace,

Joel

Helps you create a bootable USB drive for macOS Catalina which will work with older Macs, not officially supported by the operating system

IMPORTANT NOTICE

What's new in macOS Catalina Patcher 1.4.4:

  • Fixed compatibility with Catalina version 10.15.5
ToolRead the full changelog

macOS Catalina Patcher (formerly macOS Mojave Patcher, macOS High Sierra Patcher and macOS Sierra Patcher) is a small yet powerful tool that can help you create a bootable USB drive that can be used to install macOS Catalina on Mac computers older than mid 2012, basically acting as a macOS Mojave patch for unsupported Macs.

The tool extends the list of compatible hardware to the Mac Pro, iMac and MacBook Pro computers released in early 2008, Aluminum Unibody MacBooks or MacBooks Air manufactured in late 2008, or white MacBooks and Mac Minis produced in early 2009.

Get the macOS Catalina Installer app and make sure you have access to a compatible USB drive

To be able to use the app you must make sure that you have a USB drive that has at least 8 GB available, and that you have the macOS 10.15 Catalina installer app on your Mac.

Note that you can download the macOS image from the Mac App Store application only on a machine that supports Catalina: otherwise, you must find an alternative solution.

For your convenience, macOS Catalina Patcher offers you the possibility to download the image through its interface: just navigate to the Tools menu.

At the same time, you must prepare the USB drive with the help of the built-in Disk Utility application: just format the disk using the Mac OS Extended (Journaled) standard.

Easy to configure patcher tool that can create bootable macOS Catalina USBs

Within the main window, you must simply load the macOS 10.15 image you want to use and select the target USB drive. The app will verify the image to make sure everything is OK, and all you have to do is press the Start Operation button.

Catalina

You have the option to monitor the process in the macOS Catalina Patcher main window, and the utility lets you know when the task is complete.

Worth mentioning is that after you install the OS by using the macOS Catalina Patcher bootable drive, you must launch the macOS Post Install utility to get access to patches specifically designed for your Mac’s model.

Make a bootable drive that allows you to install Catalina on unsupported Macs

Bottom line, if your Mac has been manufactured before early 2008, chances are that you will not be able to install macOS Catalina on your computer.

All things considered, macOS Catalina Patcher is a small and user-friendly utility designed to help you bypass this limitation if your Mac is not in macOS Catalina's compatibility list, created to be used as an unsupported Mac Mojave patch.

Filed under

macOS Catalina Patcher was reviewed by Sergiu Gatlan
4.5/5
SYSTEM REQUIREMENTS
  • 64-bit processor
  • 16 GB USB drive
  • macOS Mojave Installer App
  • Early-2008 or newer Mac Pro, iMac, or MacBook Pro
  • Late-2008 or newer MacBook Air or Aluminum Unibody MacBook
  • Early-2009 or newer Mac Mini or white MacBook
  • Early-2008 or newer Xserve
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macOS Catalina Patcher 1.4.4

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12 screenshots:
runs on:
Mac OS X 10.6 or later (Intel only)
file size:
223.4 MB
filename:
macOS Catalina Patcher.dmg
main category:
System Utilities
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