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Easily install Windows 10 or 11 on Ubuntu Linux with this user-friendly guide
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This wikiHow guide teaches you how to install Windows on a PC that's already running Ubuntu Linux. Before you get started, make sure you've already purchased a Windows license and product key. Don't worry if you don't have Windows install media, as you can create a bootable USB drive from a downloadable ISO image. Once you've installed Windows from Ubuntu, you can install a tool called EasyBCD that allows you to switch between operating systems (dual boot) easily.

Things You Should Know

  • You'll need a USB flash drive with at least 8 GB of space and a partition with 20 - 50GB of space to install Windows.
  • Once you download an ISO image of Windows 10 or Windows 11 from Microsoft, you can use UNetbootin to create your install drive.
  • Boot from the USB drive to install Windows.
Part 1
Part 1 of 4:

Creating a Primary NTFS Partition for Windows

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  1. You'll use this tool to create a new partition for Windows. You'll see a list of all drives and partitions.
    • If you haven't already installed Gparted , you can download it from the Software Center or by running sudo apt-get install gparted from the command line.
  2. Right-click the partition that contains the space you want to allocate to Windows and select Unmount .
    • You won't be able to unmount and shrink the Ubuntu partition while Ubuntu is running. If you want to allocate space from your Ubuntu partition, you'll need to boot from a Ubuntu flash drive and use the Try Ubuntu feature rather than reinstalling Ubuntu. Then, you can run Gparted from there.
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  3. This allows you to create a new partition from your unmounted one.
  4. You should allocate at least 20 GB (20000 MB) for Windows 10 or 64 GB (64000 MB) for Windows 11. If you plan to install apps and use Windows regularly, you'll probably want to increase that amount. [1]
  5. You'll see this green checkmark icon in the top toolbar. Once you do this, you'll see your unallocated space.
  6. This opens the "Create a New Partition" window.
    • In the "New size" field, enter the size (in MB) of the partition you want to allocate to Windows (e.g., 50000).
    • "Primary Partition" should already be selected from the "Create as" menu. If it's not, select it now.
    • Select ntfs from the "File System" menu.
    • In the Label field, type "Windows 10" or "Windows 11" as needed.
  7. It's the green check mark button at the top of Gparted.
  8. Now that you've created your Windows partition, unmount it by right-clicking it and selecting Unmount .
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Part 2
Part 2 of 4:

Creating a Windows Install Drive in Ubuntu

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  1. You'll need a blank USB drive with at least 8 GB of space to create install media. Any data on the USB drive will be erased during this process. [2]
    • Windows 11: Go to https://www.microsoft.com/software-download/windows11 . In the "Download Windows 11 Disk Image (ISO) for X64 devices" section, select a Windows 11 version, then click Download Now to save the image.
    • Windows 10: Go to https://www.microsoft.com/en-us/software-download/windows10 . Under the "Windows 10 2023" header, select a Windows 10 edition and click Confirm . Select a language, then click the download link for the version of Windows you want to install.
    • You'll need a blank USB drive with at least 8 GB of space to create install media. Any data on the USB drive will be erased during this process. [3]
  2. This free application lets you create a bootable USB drive in Ubuntu. To learn more about UNetbootin, see https://unetbootin.github.io . To install:
    • Open a Terminal window .
    • Run the command sudo add-apt-repository ppa:gezakovacs/ppa to add the repository.
    • Run sudo apt-get update to update your package lists.
    • Run sudo apt-get install unetbootin to install. [4]
  3. Opening UNetbootin displays the welcome screen where you can choose your bootable drive parameters.
  4. It's toward the bottom-left corner of the window.
  5. It's to the right of the radio button.
  6. This opens your file browser.
  7. It's the one that ends with .iso .
  8. It's at the bottom-left corner of the window.
  9. This is the device label for your USB drive.
    • If you can't select your USB drive, it likely needs to be formatted to the FAT32 or NTFS file system. You can do this in the file manager by right-clicking the USB drive and selecting Format .
  10. This creates a bootable Windows 10 USB drive from the downloaded ISO image. Once the drive is ready, you'll see "Installation Complete."
    • Click Exit to close UNetbootin.
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Part 3
Part 3 of 4:

Running the Windows Installer

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  1. Restart your computer into the BIOS/UEFI. The steps to enter the BIOS/UEFI depend on your PC manufacturer and model. You'll usually have to press a certain key (often F2 , F10 , F1 , or Del ) right after the computer starts booting.
    • Insert the USB drive into a free USB port if you haven't already.
  2. You'll usually do this in a menu called "Boot" or "Boot Order." The steps to change the boot order vary by PC, but you'll usually have to select USB Drive and mark it as 1st Boot Device . Check your PC manufacturer's website for more specific instructions about your BIOS/UEFI.
  3. Most BIOS/UEFI make the "Save" and "Exit" keys very clear somewhere on the screen. Once you exit the BIOS/UEFI, your computer will boot from your USB drive and display the "Windows Setup" window.
  4. It's the second option on the window. A list of partitions will appear.
  5. This is the partition you just created. Windows will now install on the selected partition.
  6. Once you finish the setup, you'll boot to the Windows desktop.
  7. Now that Windows is installed, you'll need to install a tool to dual-boot it with your existing Ubuntu installation.
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Part 4
Part 4 of 4:

Setting Up Dual Boot

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  1. EasyBCD is a free tool that lets you set up dual-boot from within Windows. To download.
    • Open the Microsoft Edge web browser. You'll find it in the Windows menu at the bottom-left corner of the screen.
    • Navigate to https://neosmart.net/EasyBCD .
    • Scroll down and click Register under "Non-commercial." This brings you to a sign-up page.
    • Enter your name and email address and click Download . This should start the download immediately, but you might have to click Save or Download to confirm.
  2. The file starts with EasyBCD . You should see it near the bottom of the browser. If you don't, press Ctrl + J to open the Downloads list and click it there.
    • If prompted, click Yes to allow the installer to run.
  3. Once the app is installed, it will be added to the Start menu.
  4. It's on the Start menu, which you can get to by clicking the Windows button at the screen's bottom-left corner.
  5. It's near the top of the app.
  6. It's near the top of the tab.
  7. It's right below the "Type" menu. This is how Ubuntu will appear in the boot menu.
  8. It's right below the "Drive" menu. This adds an option for Ubuntu to the standard Windows boot menu. [5]
  9. You can restart the PC by clicking the Start menu, selecting the Power button (it looks like a knob), and choosing Restart . When the PC comes back up, it will boot to a screen that allows you to select either Windows or Ubuntu. Selecting one or the other will boot into that operating system.
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      About This Article

      Article Summary X

      1. Create a primary NTFS partition in Ubuntu.
      2. Download the Windows 10 ISO from Microsoft.
      3. Install UNetbootin from the Software Center.
      4. Use UNetbootin to create a bootable USB Windows 10 drive.
      5. Boot from the USB drive.
      6. Follow the on-screen instructions to install Windows.
      7. Connect to the internet and download EasyBCD.
      8. Use EasyBCD to add Ubuntu to the boot menu.

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