When you try to install Office 2016 from https://Office.com/myaccount, you might see the following error message:
For the best performance, use the latest version of the Windows or Mac operating system for your version of Office as follows:
PC: Windows 10, Windows 8.1, Windows 8, Windows 7 Service Pack 1, Windows Server 2016, Windows Server 2012 R2, Windows Server 2012, or Windows Server 2008 R2
Mac OS X 10.10
Check the system requirements for the latest info.
Did you buy the right version of Office for your hardware?
If you bought a one-time purchase of Office, such as Office Home & Student, you might have bought the Mac version for your Windows PC, or the Windows version for your Mac.
To check which version you bought, go to https://Office.com/myaccount and look for the following:
This is the Windows version
Windows versions of Office might show for PC in the title. If you don't see it, look for For 1 PC in the subtitle
This is the Mac version
Mac versions of Office show for Mac in the title and For 1 Mac in the subtitle
If you bought the wrong version of Office for your hardware, contact Microsoft support.
Note: Office 365 can be installed on both Windows PCs and Macs.
Are you installing on a mobile device?
The big orange Install button doesn't work for mobile devices. For help installing Office on your mobile device, see Set up Office apps and email on a mobile device.