Welcome to www.office.com/setup!
Where to enter your Office product key ???
www.office.com/setup – Office 365, Office 2019, Office 2016, and Office 2013 (PC and Mac)
1: Open your Browser (Internet Explorer/Chrome/Safari/Opera)
2: In the URL bar type www.office.com/setup and press enter.
3: Once the page loads, You will be asked to Sign In Or Create a new Account. (You can Sign In with your Microsoft Account or simply create a new one)
4: After Signing in You will need to verify your Product key by typing in your Product Verification Code.
5: Once the Verification is Done, You will be redirected to Office Setup Download Page.
6: Download Setup (www.office.com/setup) and Run the installation. Follow the Instructions & According to your preference Install Office on your computer.
Congrats! Office Setup is now installed on your computer.