Read instruction written on purchased Office subscription before to redeem or enter your product key for MS Office setup.
-Visit office.com/setup activation link.
-Sign in to your Microsoft account or to manage your Microsoft products' subscription, create one.
-Enter your product key or code and click Next.
-When your account successfully associated with the key, you'll see the page "My Office account".
-Now, Select Install and follow the on-screen instructions.
After that, your Microsoft Office setup will successfully download and install on your PC/windows or Mac or other devices. If you want to more information visit our website- www.office.com/setup.