Deactivate an Office 365 Home, Personal, or University install
Tip: Office 365 business admins, see Deactivate an Office 365 for business install.
After you deactivate an Office install, you can still view and print Office files, but you can't edit them or create new ones. Office lets you know that the install has been deactivated by showing Unlicensed Product notifications.
If you want to uninstall Office, not deactivate it, follow the steps in one of these articles:
Deactivate an install
Here's how you can deactivate an install on your own computer, or, if you have shared your Office 365 Home subscription with someone else, on their computer. The Used By: field shows who is using the install.
On your My Office Account page, choose Install.
On the Install page, find the name of the device that you want to deactivate Office on, and choose Deactivate Install.