 We will cover the main steps in creating a bootable flash drive to install Windows 11. Find a USB pen drive with the capacity of at least 8 gigabytes or more. Visit the Microsoft official website to download Windows 11. Click Download Now. Find the Download for Media Creation tool. Run the utility. Select one of the removable drives from the list. When the installation media is created, you will see its message saying your USB flash drive is ready. The second method will be relevant if you already have an ISO image of Windows 11. You can download it from the same page of the Microsoft website where you got Media Creation tool. To create a bootable flash drive, I'll be using a specialized utility called Rufus. Start the program. Select the system image file you need, and click Select. When it is over, you will see the word ready.