Here's how to create macOS Catalina 10.15 bootable USB flash drive installer for a clean install on your Mac. With macOS Catalina being Apple's latest software release, it stands to reason that there is going to be a big interest in it. Download Catalina Link 1. Confirm the complete “Install macOS Catalina.app” installer file is located in t. Download macOS Catalina 10.15.6 full version setup free. MacOS Catalina v10.15.6 is the sixth official update to the Catalina in which you will find local news in your Today feed in Apple News and improves the security and reliability of your Mac. How to Install Hackintosh Catalina on PC. Download Catalina. Make Bootable Catalina USB.
These advanced steps are primarily for system administrators and others who are familiar with the command line. You don't need a bootable installer to upgrade macOS or reinstall macOS, but it can be useful when you want to install on multiple computers without downloading the installer each time.
Download macOS
Find the appropriate download link in the upgrade instructions for each macOS version:
macOS Catalina, macOS Mojave, ormacOS High Sierra
Installers for each of these macOS versions download directly to your Applications folder as an app named Install macOS Catalina, Install macOS Mojave, or Install macOS High Sierra. If the installer opens after downloading, quit it without continuing installation. Important: To get the correct installer, download from a Mac that is using macOS Sierra 10.12.5 or later, or El Capitan 10.11.6. Enterprise administrators, please download from Apple, not a locally hosted software-update server.
Installers for each of these macOS versions download directly to your Applications folder as an app named Install macOS Catalina, Install macOS Mojave, or Install macOS High Sierra. If the installer opens after downloading, quit it without continuing installation. Important: To get the correct installer, download from a Mac that is using macOS Sierra 10.12.5 or later, or El Capitan 10.11.6. Enterprise administrators, please download from Apple, not a locally hosted software-update server.
OS X El Capitan
El Capitan downloads as a disk image. On a Mac that is compatible with El Capitan, open the disk image and run the installer within, named InstallMacOSX.pkg. It installs an app named Install OS X El Capitan into your Applications folder. You will create the bootable installer from this app, not from the disk image or .pkg installer.
El Capitan downloads as a disk image. On a Mac that is compatible with El Capitan, open the disk image and run the installer within, named InstallMacOSX.pkg. It installs an app named Install OS X El Capitan into your Applications folder. You will create the bootable installer from this app, not from the disk image or .pkg installer.
Use the 'createinstallmedia' command in Terminal
- Connect the USB flash drive or other volume that you're using for the bootable installer. Make sure that it has at least 12GB of available storage and is formatted as Mac OS Extended.
- Open Terminal, which is in the Utilities folder of your Applications folder.
- Type or paste one of the following commands in Terminal. These assume that the installer is still in your Applications folder, and MyVolume is the name of the USB flash drive or other volume you're using. If it has a different name, replace
MyVolume
in these commands with the name of your volume.
Catalina:*
Mojave:*
High Sierra:*
El Capitan: - Press Return after typing the command.
- When prompted, type your administrator password and press Return again. Terminal doesn't show any characters as you type your password.
- When prompted, type
Y
to confirm that you want to erase the volume, then press Return. Terminal shows the progress as the bootable installer is created. - When Terminal says that it's done, the volume will have the same name as the installer you downloaded, such as Install macOS Catalina. You can now quit Terminal and eject the volume.
* If your Mac is using macOS Sierra or earlier, include the
--applicationpath
argument, similar to the way this argument is used in the command for El Capitan.Use the bootable installer
After creating the bootable installer, follow these steps to use it:
- Plug the bootable installer into a compatible Mac.
- Use Startup Manager or Startup Disk preferences to select the bootable installer as the startup disk, then start up from it. Your Mac will start up to macOS Recovery.
Learn about selecting a startup disk, including what to do if your Mac doesn't start up from it. - Choose your language, if prompted.
- A bootable installer doesn't download macOS from the Internet, but it does require the Internet to get information specific to your Mac model, such as firmware updates. If you need to connect to a Wi-Fi network, use the Wi-Fi menu in the menu bar.
- Select Install macOS (or Install OS X) from the Utilities window, then click Continue and follow the onscreen instructions.
Learn more
For more information about the
createinstallmedia
command and the arguments that you can use with it, make sure that the macOS installer is in your Applications folder, then enter this path in Terminal:Download Macos Catalina On Usb Flash Drive
Catalina:
Mojave:
High Sierra:
El Capitan:
In this article, you will learn how to create bootable macOS Catalina USB Installer Drive. If you have thinking that why should we make USB Installer? Then the answer is simple. When you are going to install macOS Catalina on multiple Apple laptop and Desktop computers. Then, to download and install macOS Catalina one by one on each machine consumes much time and data. Therefore, you have to make simple bootable USB installer drive and start to install it on multiple machine without downloading again and again.
However, another fact is to make dual operating system on single machine. For example, you can run both macOS Mojave and Catalina. Because, the latest operating system is on beta version. Which means that it is not stable. Further, there are bugs and problem related to different software. Therefore, it is best practice to install beta operating system on different drive with USB Installer. Which gives you more freedom to test various application. Further, you have no fair to loose your time and energy to restore in case you find bugs.
Contents
Opt Flash Drive
Since, we are going to install macOS Catalina from Flash Drive. Therefore, you need USB Flash Drive. You must have minimum 8GB of storage of Flash Drive. However, if you are not out of budget. Then it is better idea to get more storage for USB drive. Because, you will get much more space, in case you are going to add more application or software.
For the purpose of these tutorial, i am using 16GB SanDisk. Which has two connect both for micro_USB for mobile and USB 3.0 for laptop and PC. Therefore, I recommend SanDisk 64GB Ultra Dual m3.0 USB 3.0.
The drives comes with minimum 8GB to 256GB. Therefore, you have varieties of option to select one. However, if you are thinking to get extra storage. Then it is best idea to get External Hard drive with 1TB. Where you can store more data without any restriction.
How to Create a Bootable macOS Catalina USB Installer Drive
Create a Bootable macOS Catalina USB Installer Drive
To create a a Bootable macOS Catalina 10.15 USB installer drive. Simply follow the steps below.
Step 1: Download macOS Catalina
First you have to download macOS Catalina. There are two version of macOS Catalina at the moment. The first one is macOS Catalina Developer Beta. You can download that from Apple’s Developer portal. Further, the second one is macOS Catalina public beta. Where you can easily download that from Apple Public beta Website.
However, I recommend, you should download macOS Catalina public beta.
Step 2: macOS Public Beta Access Utility
Once you have download the Public Beta. Then you have to open the dmg file. Then you will see a windows of macOS public beta access utility will appears. Therefore, you have to double-click on installer package.
Further, it will warn you about No Time Machine backup detected. However, it is best practice that when you are going to update. You must take backup of your machine.
Time Machine Backup
Step 3: Install macOS Public Beta Access Utility
In this step. I wizard will appear. Therefore, you don’t need to do much. However, I will simple guide you through this wizard as well. How you are going to deal with it.
1. First wizard page is about introduction. Therefore, you have to click on Continue.
2. Then it will take you to license. Therefore, you have to click on Continue. Then, to continue installing the software you must agree to the terms of the software license agreement. therefore, you have to click on Agree.
3. Now Click on Install on installation type.
4. Enter User name and password and click on Install Software.
Install macOS software
Step 4: Download macOS Catalina Updates
Similarly, you will see Software Update window. Therefore, you have click on update software. Since macOS Catalina is big size. However, it will take some time to download. Therefore, you should wait for the downloading to completes.
Step 5: Quite macOS Catalina Utility
Download Macos Catalina Bootable Usb On Windows
After downloading will completes. You will see installer macOS Catalina Beta utility. However, you should not continue that utility. Because, we are not going to update operating system. But, we are going to make macOS Catalina USB Installer. Therefore, you have to close the window.
Step 6: Open Terminal
Now you have to Open Terminal. For that you simply follow the steps below.
1. Open Finder.
2. click on Applications.
3.Then you have to open Utilities folder.
4. Next you will see the Terminal. Therefore, you should open the Terminal.
Step 7: Write Terminal Commend
Download Macos Catalina Dmg
As you Terminal is open You have to write following commend.
Sudo /Applications/Install macOSCatalina Beta.appContentsResources/createinstallmedia –Volume /Volumes/
Then you have to open the Go Menu. click on Go to Folder. Then you have to click on /Volumes. Further, click on Go.
Next you have to plug your USB Drive. Then you will find the your USB Drive will appears on Volume Folder. Therefore, you have to drag that on Terminal. Next, you have to press Return on Keyboard.
Terminal Commend
Further, it will ask about password. Therefore, you have to enter password and press Return. Then it will ask if you wish to continue. Then you have to type Y and press return.
Finally, you have to wait for files to copy on USB Installer Drive.
Step 8. macOS Catalina USB Installer
Congratulation, you have successfully create a Bootable macOS Catalina USB Install Drive. Therefore, Now you have to unplug the USB. Then you are install macOS Catalina to any Mac machine which you want.
Step 9: install macOS Catalina USB Installer drive
Once your USB is ready. You have to take that USB and plug it to the Mac machine on which you want to install Catalina. Then you have to start MacBook. But, remember you have to hold down Option key. Then you will see the boot option.
macOS Boot
Now you have to select. macOS Catalina and continue to install it. The installation is simple. You have to follow the instruction on each wizard page. There will be no technical difficulties. Therefore, you will easily install it on your MacBook.
However, if you want to install macOS Catalina on VMware or You want to install macOS Catalina on VirtualBox. Then, it is better to test it on virtual machine.
conclusion: I hope you find this article useful. However, if you want to add your opinion or suggestion. You are most welcome to add in comment below. Thank you.
5/5(8 votes )