But if you have a product key for windows 10 pro windows 7 professional or ultimate or windows 8 8 1 pro you can click the change product key button and enter that 25 character key here.
Windows 10 pro product key free upgrade.
What you ll see is product key.
This will allow you to upgrade your windows.
Microsoft has made upgrading from windows 10 home to pro with an older product key much simpler in recent times.
For more info about how to keep your pc updated see windows update.
On the microsoft community forums charles of microsoft says.
Windows 10 pro product key this 2m video will help you activate your windows 10 professional permanently keep watching the full video i have shown step by st.
Before upgrading to windows 10 pro make sure your device is up to date and running the most recent version of windows 10 home.
Windows 10 is the latest and last version of windows.
From your windows 10 home running version 1511 enter the windows 10 pro default key under change product key.
In this comprehensive guide you will find genuine product keys you can use to activate your windows 10 you will also find simple steps on how to activate the operating system using a windows 10 product key slui and windows activator.
If the oem key is not accepted then first try using the windows 10 pro product key that microsoft has provided for users wanting to upgrade their systems.
Our website provides activation keys to all windows 10 versions.
A digital license called a digital entitlement in windows 10 version 1511 is a method of activation in windows 10 that doesn t require you to enter a product key.
Try entering your windows 10 pro product key in the dialog box as shown.
It s no longer a two step process and follows the usual.
To upgrade from windows 10 home to windows 10 pro and activate your device you ll need a valid product key or a digital license for windows 10 pro.
Press windows r on your keyboard to open the run window and type slui exe then click ok.
It has remote desktop group policy editor restricted access mode hyper v and many other options.