Microsoft allows you to move the software from one machine to another, but notice we said move rather than share, as the OS can still only be active on one PC at a time. The one exception to this is a Windows 7 Family Pack, which entitles users to simultaneously have the OS running on three different PCs.

Can you install Windows 10 on multiple computers?

You can only install it on one computer. If you need to upgrade an additional computer to Windows 10 Pro, you need an additional license.

Can I use Windows 10 key on 2 computers?

you will need purchase a windows 10 license for each device. Hi, yes, each PC need its own license and you need to purchase not keys but licenses.