Click the Change product key link under the Windows activation section. So, to the OP - you need to download an ISO of the correct version - Home or Pro. Use the Windows key + X keyboard shortcut to open the Power User menu and select System. You will also be directed to Microsofts site to download the Microsoft Windows. Right after the Get important updates, it puts up that same Product key window. Through OnTheHub, you will be given a product key that is good for 60 days.

It looks like this: PRODUCT KEY: XXXXX-XXXXX-XXXXX-XXXXX-XXXXX. As soon as setup runs, it puts up an error screen telling you to use the 64-bit version.ĥ) Home/Pro mismatch - THIS is the problem. A Windows product key is a 25-character code used to activate Windows. It clearly shows the ISO being mounted as the 'E:' partition, and you can see the root folders and files in the screenshot.Ĥ) Bitness mismatch - if you try to upgrade a 64-bit install from a 32-bit ISO, you won't even get to the product key page. So clearly, they are trying to run an upgrade.ģ) Mount the ISO - again, look at the screenshot. First, check if you have a Windows Pro product key. They are running the setup.exe file from INSIDE Windows. Learn how to upgrade from Windows 10 Home to Windows 10 Pro or Windows 11 Home to Windows 11 Pro. How many more places to they need to tell us this?Ģ) Run an upgrade - just look at the screenshot. Remember that you need to enter the corresponding license key. If the key is correct, you will be allowed to the next step. On the license key page, enter one of the above license keys and click on the Next button. Come on folks.people come here with problems and do NOT need to be told to do things they clearly have already done!ġ) what version are they running - big mystery! However, in BOTH their profile on the left and in their system specs, they clearly indicate Windows 8.1. First, insert the Windows 10 USB installer and install Windows 10 as you normally.

Windows 10 upgrade product key