This article describes how to download and burn an ISO file from the Microsoft Volume Licensing Service Center (VLSC).
Applies to: General
Original KB number: 2472143
From the VLSC, you can download software included in your contract. On the section Downloads you can find two types, EXE & ISO files. An ISO file should be saved into a CD or DVD through a burning software.
Download and burn an ISO file
Upgrade a Windows 10 PC to Windows 11.
You have a Windows 10 license. Your PC must have Windows 10, version 2004 or higher installed to run Installation Assistant.
Your PC meets the Windows 11 device specifications for upgrade requirements and supported features.
Certain features require additional hardware. We also recommend that you visit your PC’s manufacturer’s website for information about updated drivers and hardware compatibility.
Your PC must have 9 GB of free disk space to download Windows 11.
You need to be an administrator to run this tool.
Once the tool confirms the device hardware is compatible, you will be presented with the license terms. Select Accept and Install. Once the tool is ready, click the Restart Now button to complete installation on your computer.
It might take some time to install Windows 11, and your PC will restart a few times.
Make sure you don’t turn off your PC.
Make sure you have:. An internet connection (internet service provider fees may apply).
Sufficient data storage available on a computer, USB or external drive for the download.
A blank USB flash drive with at least 5 GB of space or blank DVD (and DVD burner) if you want to create media.
We recommend using a blank USB or blank DVD, because any content on it will be deleted.
When burning a DVD from an ISO file, if you are told the disc image file is too large you will need to use Dual Layer (DL) DVD Media.
Check these things on the PC where you want to install Windows 10:.