You need a blank container (the VHD) to hold the Windows installation.
Cause: You are using a fixed-size VHD but don’t have enough contiguous free space.
Fix: Use type=expandable (dynamic) instead.
Microsoft offers pre-built VHDX files for Windows 10 Enterprise Evaluation through their Windows Dev Center. These are perfect for testing, but they expire after 90 days.
Steps to download:
Note: This version cannot be activated permanently and will shut down every 90 days unless refreshed. It is not for daily driver use.
To keep your Windows 10 VHD installation smooth:
Mount the Windows 10 ISO you downloaded (double-click it in File Explorer). Note the drive letter, e.g., F:. windows 10 vhd image download install
Now we need to apply the install.wim (or install.esd) from the ISO to drive V:.
Run the following (still as Admin):
dism /apply-image /imagefile:F:\sources\install.wim /index:1 /applydir:V:\
This step takes 5-15 minutes. It copies all Windows files to V:\. You need a blank container (the VHD) to
To install the Windows 10 VHD image on a virtual machine, you'll need to use virtualization software, such as Hyper-V, VirtualBox, or VMware. Here are the general steps:
Before you can install Windows, you need the installation files. While Microsoft offers ISO files directly, extracting the install files is required for VHD creation.
(Alternatively, advanced users can download pre-made evaluation VHDs from the Microsoft Developer portal, but creating your own ensures you have the latest version). Cause: You are using a fixed-size VHD but
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This 2,500+ word guide will walk you through everything—from understanding what a VHD is, to downloading official images, creating native boot entries, and troubleshooting common pitfalls.