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How to Create Bootable USB for macOS Catalina 10.15 on Windows

When you want to install macOS Catalina, you will need to create a bootable USB for macOS Catalina 10.15. Creating a bootable USB is not simple it needs some procedure to complete it. here I will define you how you can create bootable USB for macOS Catalina in a simple way. so you need to take a backup of your USB flash because you will need to format it first. the USB flash should not have any virus or error. it should be clean. The bootable macOS Catalina 10.15 USB installation drive can be used for mac. this way of booting USB will work on developer version, Beta version, or Final version of macOS Catalina.

However, macOS Catalina 10.15 is an amazing and refreshing operating system of Apple Inc which was released in 2019 and it is the latest version till now and has cool features. The name of this operating system has taken from a pretty island which is located in the southwest of California, USA. 

So, macOS Catalina has new features regarding macOS Mojave 10.15 and macOS High Sierra 10.13 which are Apple Music, Apple TV, Apple Podcasts, Support of Apple Pencil. New look for Photos and Apple SideCar is the popular feature in macOS Catalina 10.15. Installing macOS Catalina 10.15 on Mac or Windows, You need to Boot the USB first then paste the software of macOS Catalina 10.15 in it.

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Create Bootable USB for macOS Catalina 10.15 on Windows

To create bootable USB for macOS Catalina 10.15, first, you need to prepare the required files for it.

Required Files

Download macOS Catalina 10.15 Image File

First, You will need to have a 16 GB USB Flash because the Setup of macOS Catalina 10.15 is a large size and we make an image of it which makes it easy for you to have it. secondly, you need to download the macOS Catalina 10.15 Image file.

This file is available in App store, you can download it from there if you have a developer account ID without an ID you can not download it. those who do not have access to the App Store, I will provide the download link which is secure and safe without any virus. you can download it from google drive thought download link.

create bootable usb for macOS Catalina
How to create bootable usb for macOS Catalina

Clean Partition of USB Disk on windows

For creating a bootable USB for macOS Catalina 10.15 on windows, you need to do a clean partition of USB Disk. So, you need to perform the following steps.

  1. Go to start menu then type CMD on the start menu.
  2. Run CMD as an administrator.
  3. Connect your USB.
  4. Type Diskpart and Enter.
  5. Then, List disk then Enter.
  6. After that, type select disk 1 and Enter.
  7. In this step, type Clean.
  8. Here you need to create a partition. for that, type Create partition primary then Enter.
  9. Now, type select partition 1 and Enter.
  10. Type Format= fs NTFS quick then Enter.
  11. In the last Step, type Active then Enter.

Create Bootable USB for macOS Catalina 10.15

when you downloaded the macOS Catalina 10.15 Image file and partition the USB Flash disk. in this step, you need to follow the instructions which I am going to write down.

Step 1. Connect the USB Drive and go to Utility.

Step 2.  Go to applications then find terminal after that Open Terminal.

Step 3. Paste the code in the terminal then it will ask your password to enter.

sudo /Applications/Install\ macOS\ --volume /Volumes/Catalina --nointeraction

Step 4.  When the process is done, the USB drive is ready for installing macOS Catalina 10.15 on your Mac.


This all was about how to create bootable USB for macOS Catalina 10.15 on windows and you can download macOS Catalina plus how to install macOS Catalina on Vmware and VirtualBox on windows in this blog.

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