If you re already a windows user download a windows 10 upgrade so you can experience the latest in windows technology.
Windows 10 upgrade retail license.
If you work with big data create large graphics edit video or need cad computer aided design windows 10 pro for workstations is for you.
Upgrade from windows 10 home to pro via a license key digital license.
Reactivate windows 10 using a digital license.
Use this guide if you re reinstalling windows 10 without a printed or emailed product key.
Microsoft distributes licenses of windows 10 in many channels with different rules but if you re a regular user usually you can only obtain a license through the retail or original equipment.
To move a full windows 10 license or the free upgrade from a retail version of windows 7 or 8 1 the license can no longer be in active use on a pc.
When you walk into a store or pop over to microsoft s website handing over that 139 for windows 10 home or 200 for windows 10 pro gets you the retail license.
If your pc endured a significant hardware change making it unrecognizable then press on.
Windows 10 does not have a deactivation option.