An upgrade can take place on your existing device though microsoft recommends using windows 10 on a new pc to take advantage of the latest features and security improvements.
Windows 7 upgrade to windows 10 product key.
Depending on how you got your copy of windows 10 you ll need either a 25 character product key or a digital license to activate it.
On the microsoft community forums charles of microsoft says.
Go to run slui.
The product key for windows 10 may be changed anytime.
7 has ended years ago.
Retrieve windows 7 key to proceed for windows 10 upgrade using this path you need to have your windows product key you must ve received with your purchase of windows 7.
One of the reason is microsoft is working for their clients to enhance the client encounters for windows 10.
As part of windows 10 s november update microsoft changed the windows 10 installer disc to also accept windows 7 or 8 1 keys.
There s still a way to activate windows 10 with a windows 7 8 or 8 1 key in addition to microsoft s accessibility offer.
If you utilize assistive advances windows 10 upgrade product key you can move up to windows 10 from any windows 7 or 8 8 1.
An upgrade moves your pc from a previous version of windows such as windows 7 or windows 8 1 to windows 10.
Upgrading to windows 7 is pretty straightforward and if you ve been using an authentic version of windows 7 you can do it using your windows key.
We originally wrote this article in 2016 but this upgrade trick still works as of january 14 2020.
Activating windows 10 with a windows 7 product key still works so even if you didn t install windows 10 during the free upgrade promo you can still do that at no extra cost.
From your windows 10 home running version 1511 enter the windows 10 pro default key under change product key.
This can be your windows 7 or windows 8 retail or oem product key before upgrading.
This is the product key you want if you encounter product activation issues in windows 10.
The free upgrade to win.
A windows 10 change product key dialog will look.
Microsoft s free windows 10 upgrade offer is over or is it.
How to enter the new windows 10 activation key.
Follow the steps below so that your windows gets triggered.
The original product key.
This allowed users to perform a clean install windows 10 and enter a valid windows 7 8 or 8 1 key during installation.
But here is what i found.
All you will need is to get the real windows 10 keys.