How To Download Macos Catalina Beta

Now that people aren’t hammering Apple’s servers all at once, it’s a good time to download the macOS Catalina public beta.

  1. Download Macos Catalina Beta Installer
  2. Download Macos Catalina Beta


I set my Beta volume to reserve at least 20GB and restrict to a maximum of 100GB. Install macOS Mojave. One cannot install macOS Catalina directly: instead, one must upgrade from Mojave. Even if you are currently running macOS Mojave, you will need to download the macOS installer to use with the new volume. Download the macOS Catalina Public Beta. After enrolling in the Apple Beta Software Program, you need to grab the profile installer and run it on your Mac.

  1. First, whenever you try beta operating systems, back up your device first. Whether you use Time Machine or a third party service like Backblaze, back that Mac up.
  2. Next, visit Apple’s beta page to sign up. Log in with your Apple ID. Under the macOS tab, click on the button to download the beta profile in step 2.
  3. After you download it, double click the disk image and install it like you would any other software.
  4. Next, go to System Preferences > Software Update. You should see an option to download macOS Catalina public beta.
  5. Once it’s finished, you’ll see an installer window appear. Or, look for it in Applications in Finder. Follow the onscreen instructions, then your Mac will restart and begin installation. You can choose which hard drive you want to install it on.
  • Apple has released macOS Catalina public beta 4 for members of the Beta Software Program. If you already have the macOS public beta installed, head to System Preferences Software Updates and download away. If you've been waiting for macOS Catalina to get started with macOS testing, now's the time to grab it!
  • Jun 26, 2019 MacOS Catalina public beta is now available for the adventurous to download and install. With MacOS Catalina public beta you’ll be able to try out all the interesting new features of macOS 10.15, including Sidecar which allows you to use an iPad as a secondary display, Screen Time for Mac, Activation Lock for Mac, enhancements to Photos.
  • Time is running out for those looking to test the macOS 10.15 Catalina beta.Apple just announced the final version of the desktop operating system will arrive in mere weeks, with a note on its.

Further Reading:

[The Mac Observer’s macOS Catalina Archives]

[macOS Catalina Protects the OS in its Own Read-only Volume]


Nov 18, 2009
i5 10600K
Vega 56
Classic Mac
Mobile Phone
Here's a quick guide to create a macOS 10.15 Catalina Public Beta Installation USB using Clover. Please note, this guide is not universal, and may not work for all systems.
STEP 1: Download macOS Catalina Public Beta
1. Enroll in the Free Apple Beta Software Program
2. Download Public Beta Access Utility
3. Run installer. System Preferences / Software Update will then open.
4. Choose Update Now to download the 6.45GB installation Application.
The Application Install macOS Catalina Beta will appear in /Applications.
STEP 2: Prepare Bootable USB Drive
This step extracts the Installer contents, then installs Clover bootloader to the USB stick.
1. Insert the USB drive
2. Open /Applications/Utilities/Disk Utility
3. Highlight the USB drive in left column
4. Click on the Partition tab
5. Click Current and choose 1 Partition
6. Click Options...
7. Choose GUID Partition Table
8. Under Name: type How to download macos catalina beta fullUSB (You can rename it later)
9. Under Format: choose Mac OS Extended (Journaled)
10. Click Apply then Partition
11. Open /Applications/Utilities/Terminal
12. Type the following, enter password and hit enter. This command completely erases the USB, then creates native installer media from the Install macOS Catalina Beta Application.
macOS Catalina Release:
sudo /Applications/Install macOS --volume /Volumes/USB /Applications/Install macOS --nointeraction
macOS Catalina Beta:
sudo /Applications/Install macOS Catalina --volume /Volumes/USB /Applications/Install macOS Catalina --nointeraction
Upon completion, the USB will be renamed How To Download Macos Catalina BetaInstall macOS Catalina Beta.
13. Download the most recent standalone Clover installer from the download section.
14. Install UEFI or Legacy Clover version using the USB (Install macOS Catalina Beta) as the target.
15. Navigate to Macos/EFI/CLOVER/ and replace config.plist with example config.plist (attached below)
16. Navigate to /EFI/CLOVER/kexts/Other/ and add FakeSMC.kext
17. (Optional) Navigate to /EFI/CLOVER/kexts/Other/ and add your ethernet kext

Download Macos Catalina Beta Installer

18. (Optional) Navigate to /EFI/CLOVER/kexts/Other/ and add NullCPUPowerManagement.kext
Your Clover Installation USB is now finished.
For post installation instructions and screenshots, please see
UniBeast: Install macOS Mojave on Any Supported Intel-based PC

Download Macos Catalina Beta

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Slice, with help of Kabyl, usr-sse2, jadran, Blackosx, dmazar, STLVNUB, pcj, apianti, JrCs, pene, FrodoKenny, skoczy,, Oscar09, xsmile, SoThOr, RehabMan, Download-Fritz, Zenit432, cecekpawon…
Source code credits:
Intel, Apple, Oracle, Chameleon, rEFIt and Xom.