There are several reasons to create a bootable USB for Windows 10 from an ISO, including: 1. **System installation or reinstallation:** When you need to install Windows 10 on a computer afresh or repair an existing operating system, a bootable USB is a convenient tool. It allows you to bypass the built-in media creation tools or perform installations on modern computers without a DVD drive. 2. **Offline updates:** If your computer cannot connect to the internet, you can download Windows 10 updates or service packs to an ISO file and transfer them to a bootable USB for updating devices offline. 3. **Multiple system installations:** If you frequently install Windows 10 on different hardware, a single bootable USB saves you the trouble of downloading the ISO multiple times. 4. **Emergency recovery:** A bootable USB can also contain system recovery tools and utilities that help you restore your computer in case of a blue screen, virus attack, or other issues. 5. **Demonstrations and testing:** For IT professionals and developers, a bootable USB is ideal for demonstrating new features, testing different versions or configurations of Windows 10 without having to install it on the hard drive every time. 6. **Offline security tools:** When dealing with malware or viruses, using a bootable USB in safe mode lets you run antivirus software from outside an infected system, enabling more effective threat removal. To create a bootable Windows 10 USB, you can use Microsoft's official tool, the "Media Creation Tool," or third-party software like Rufus or Etcher. These tools assist in writing the ISO image onto the USB drive, making it capable of booting a computer and running the setup process.

With its reliability, better user experience, and security, the Windows 10 operating system (OS) is popular worldwide. Hence, you might have reserved a copy of Windows 10. However, some computer users still prefer to perform a clean install using a Windows ISO file.

There are several reasons why you might want to create a bootable Windows USB from an ISO.

    • Perform a clean install of Windows 10. You can create a bootable USB from an ISO to install Windows 10.
    • Have a portable Windows 10 environment. You can create a Windows 10 To Go drive from an ISO. This lets you have a familiar Windows 10 environment with you.

Also, if something goes wrong with the operating system, you may need to reinstall Windows. And to boot up and fix a computer that isn't working properly, you might need a Windows repair disc or USB drive.

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Two Ways to Create a Bootable USB for Windows 10 from an ISO

There are several ways to create a bootable USB for Windows 10 when searching online, but some of them are quite complicated, such as using CMD. Here, we will explore two simple and common methods to create a bootable USB from an ISO on Windows 10. Let's delve into how they work.

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Solution That Works Step-by-Step Troubleshooting
Method 1. Use the Windows 10 Media Creation Tool Microsoft provides a utility called Media Creation Tool that lets you... Full Steps
Method 2. Download the ISO File and Burn It to a USB Drive Aside from using the Windows 10 Media Creation Tool, you can also try... Full Steps

Read More: How to Burn ISO to External Hard Drive in Windows 10

Method 1: Use the Windows 10 Media Creation Tool

Before we can burn ISO to USB, you need to download the ISO file first. Microsoft has a tool called Media Creation Tool that lets you download the Windows 10 ISO and create a bootable USB to install Windows 10. This is the easiest and most effective way. You can also use it to create an ISO image from a hard drive. Follow the instructions below to create a bootable USB from ISO.

Step 1: Go to the Windows 10 download page, and click “Download tool now” to install it.

Step 2. Launch the tool and choose “Create installation media for another PC.” Click “Next.”

Windows 10 Media Creation Tool-1

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Step 3. Next, the tool will let you choose your language, edition of Windows, and architecture. You can uncheck these and hit “Use recommended settings for this PC” to have it repopulate. Then, click “Next.”

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**Step 4** : On the next page, you will see two options: USB flash drive and ISO file. You can directly select the USB flash drive option here and create a bootable USB from ISO. Make sure your USB drive has at least 8GB of capacity.

windows 10 media creation tool-3
Step 5: Select a USB drive and click “Next”.

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**Step 6.** The tool will start downloading Windows 10/11 to the selected USB drive.

windows 10 media creation tool-5
**Step 7:** Once the downloading is finished, it will start creating the Windows 10/11 installation media.

Step 8. When finished, you'll see the message 'Your USB flash drive is ready'. Click 'Finish'. You can now use the USB drive to boot your computer and install Windows 10/11.

Windows 10 media creation tool-6

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Option 2: Download the ISO image and burn it to a USB drive

Aside from using the Media Creation Tool, you can try an alternative method. You'll need to download a Windows 10/11 ISO file and then use a USB boot software like Rufus to burn it to your drive. This method involves two steps.

Part 1: Downloading the ISO File

You can also use the Windows Media Creation Tool to do this. When prompted to "Choose which media to use," select ISO file. Then, save the ISO file to a location on your computer. Follow the wizard from there.

Part 2: Burn the Windows ISO File to a USB Drive

You can use a bootable USB software like Rufus to create a bootable USB from an ISO. Rufus is considered one of the best tools for creating bootable USB flash drives and Windows To Go USB drives. It can also help you create an ISO image from a USB drive. It's compatible with various operating systems, free, open-source, and easy to use.

Step 1: Download and install Rufus from its official website.

Step 2: Plug the USB drive into your computer. (Back up any data on it first, if there is any.)

Step 3. Set the following options in Rufus to create your bootable USB drive.

    From the Device dropdown, select your USB flash drive. Click SELECT and choose the downloaded ISO file. Leave the other options at their defaults, then click START to create a bootable Windows USB from the ISO.

Burn Windows ISO file to USB drive - 1

Step 4: When the status shows Ready (green), click Close to exit the tool.

Burn Windows ISO file to USB drive - 2

Once the USB bootable drive is created, you can boot your computer from it and start installing Windows 10/11.

Appendix Tip: Create a Bootable Windows 10 USB the Easy Way

Creating a bootable Windows 10 USB from an ISO can be complicated. There are other methods that allow you to create a bootable Windows USB easily without having to deal with an ISO file. You can use professional Windows To Go USB creation tools like OS2Go.

The OS2Go tool is a professional utility designed to create bootable Windows drives. It lets you create a Windows 10 installation USB without an ISO. You can use it to install Windows 10 on another PC, automatically downloading the required version of Windows 10 in just a few steps. It can help you run Windows on a Mac without Boot Camp. Here are some other features of the tool:

    • User-friendly interface. It features a simple and intuitive interface that lets you create a portable Windows To Go USB in seconds.
    • Make Windows portable. You can create a portable version of Windows 10/11 with ease.
    • Run Windows on macOS. It enables you to create a bootable Windows USB for Mac.
    • Excellent technical support. If you encounter any issues while using OS2Go, you can always reach out to the tool's support team.

To create a bootable Windows 10 USB drive, you can follow these steps:

Step 1: Install the OS2Go tool on your Windows computer, which will show the used space on your system drive. Insert a USB drive with more space than what is used on the system drive. Select the target USB drive and click “Next” to proceed.

How to use OS2Go - Step 1

Step 2. OS2Go will warn you that this operation will delete all data on the disk. Make sure you have backed up all important data. Click “Continue” to proceed.

How to use OS2Go Step 2

Step 3. Adjust the disk layout if desired. The default layout for the target disk will be identical to the source disk. Edit the layout as needed. If you're using an SSD as the bootable Windows system drive, check the box here. Click “Continue.”

How to use OS2Go Step 3

Step 4: OS2Go will now start creating the bootable USB drive. This can take a while, depending on your operating system and Internet connection. When it's done, the USB drive should be bootable.

How to use OS2Go step 4

Step 5: Insert the Windows USB drive, and then turn on the computer. Press the appropriate key (F2, DEL, F10, and so on) to enter BIOS. Select to boot from the USB drive.

Note: Make sure the boot mode (either UEFI or Legacy) of your portable USB and target computer is the same, or it may fail to boot.

Bottom line

That's all there is to it – this is how you can create a bootable USB from an ISO for Windows 10. In short, you can use the Windows Media Creation Tool to download the ISO file and then burn it to a USB drive to help you create a bootable Windows USB.

If you don't want to use an ISO file to create a Windows bootable USB, you can use the OS2Go tool to help you. **OS2Go** is a simple and easy-to-use tool to create a Windows bootable USB. It also allows you to create a Windows To Go USB without the Enterprise edition. Just download it and give it a try.

Frequently Asked Questions

**1. Can I copy a Windows ISO to a USB?**

Certainly! Please download and run the Media Creation Tool, select "Create installation media," and then follow the on-screen instructions to create a copy of Windows 10 on a USB flash drive. You can download Rufus to assist you with this process.

**2. Which is better, Power ISO or Rufus?**

One of the alternatives to Rufus on this list is PowerISO, which also offers many other features such as mounting disks, creating virtual drives, converting various image formats to ISO, and creating bootable USB devices. Additionally, OS2Go is another good option; it's an excellent tool for creating bootable USBs for both Windows and Mac.