If you have something to add, tell us in the comments below. Use the method to put a 32-bit and 64-bit version of the same OS in one bootable media. So, this was the method create multiboot USB flash drive which allows you to choose between multiple operating systems at a time. After the multiboot USB loads, choose the desired operating system from the list. Most desktops and laptops have a dedicated key to trigger the boot menu. Plug the flash drive in your computer and set the boot device to USB. Now that you have your multiboot USB up and running, it’s time to see the action. What to do after making your multiboot USB?
Follow the instructions to install Windows. Select the option that boots the PC from the USB flash drive. But the disadvantage of creating a bootable USB flash drive using this method is that it does not give you the option to store the ISO file separately for future purposes.
Microsoft lets you create a bootable Windows 10 USB flash drive with their tool called Media Creation Tool.
How to add the second ISO file in the Multiboot USB Disk? The process will take few minutes to finish.Type your desired name like Windows 8.1 64-bit. Learn how to download ISO image, burn it to a USB drive & create a bootable USB media from ISO for Windows 11/10 clean installation for BIOS & UEFI devices. This will appear when you run the multiboot USB on some PC and choose an operating system. Type the desired one in 30 seconds or it’ll auto select. Next, it will ask for the folder name.Another warning message will be displayed telling you that all the partitions will be erased.Else, you’ll end up formatting some other connected storage media. Note: Do remember to check the flash drive name before clicking Yes. This is because you’ve chosen to format the flash drive. A data deletion warning message will be displayed. it can’t have 32-bit and 64bit version in a single ISO. Note: WinSetupFromUSB doesn’t support dual ISOs i.e. This is because you’ve chosen the FAT32 option. Note: If the size of your ISO is larger than 4 Gb, it will show a message to split the file into parts. To add the ISO file for your multiboot USB, tick the checkbox corresponding to OS under Add to USB disk subheading.įor example, I am using the Windows 8.1 ISO.Click the Cross (X) button to exit Advanced Options. Tick the Custom menu names for Vista/7/8/Server Source checkbox.Choose FAT32 if your computer is set to boot using UEFI mode or if UEFI sounds strange to your ears. Note: You have to tick this option only for the first ISO installation. Make sure your flash drive is listed and selected in the drop-down menu.
Open the 32-bit and 64-bit version according to your OS. Connect the flash drive to your computer.
How to create Multiboot USB Disk in Windows?