This allowed users to perform a clean install windows 10 and enter a valid windows 7 8 or 8 1 key during installation.
How to update windows 7 to windows 10 with product key.
If your product key is scratched blurred or otherwise unusable contact the retailer who sold you the product.
This can be your windows 7 or windows 8 retail or oem product key before upgrading.
Simply follow the steps below to find the key on your current os.
During the upgrade process you can choose whether you want to keep all the files on your system or start fresh.
If you aren t able to get help from your retailer or have already tried and couldn t get a working key call microsoft support.
Find and download any free windows 7 product key finder program on the internet.
Being able to find the product key of your windows 7 is easy.
For more information about digital licenses and product keys in windows 10 see the methods of activation section in activate 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.
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.
The original product key.
As part of windows 10 s first november update in 2015 microsoft changed the windows 10 installer disc to also accept windows 7 or 8 1 keys.
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.
This is the product key you want if you encounter product activation issues in windows 10.
This is because a copy of the key is stored in the registry.
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.
An upgrade moves your pc from a previous version of windows such as windows 7 or windows 8 1 to windows 10.