Just follow and see how to free upgrade.
Upgrade to windows 10 pro free download without product key.
On the microsoft community forums charles of microsoft says.
Today i will show you windows 10 pro activation free 2019 all versions without any software or product key update 2020 click run as administrator donate pa.
Paste or type your windows 10 pro product key and click next to start the upgrade process from windows 10 home to pro.
For more info about how to keep your pc updated see windows update.
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.
Is it possible to free upgrade windows 10 from home to pro edition without a key.
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.
From your windows 10 home running version 1511 enter the windows 10 pro default key under change product key.
But you can still upgrade from windows 7 or 8 and download windows 10 unofficially.
Microsoft allows anyone to download windows 10 for free and install it without a product key.
According to professional windows tech support sites and managers here on this page we ll gather and show you two free methods to upgrade windows 10 from home to pro edition without losing data and formatting.
How to activate windows 10 using a product key.
And you can even pay to upgrade to a licensed copy of windows 10 after you install it.
However the free upgrade to windows 10 ended officially on july 16th 2016.
It ll keep working for the foreseeable future with only a few small cosmetic restrictions.
If the key is valid your pc will now restart to complete the upgrade.