Sign in with the Microsoft account you associated with this version of Office. Forgot your account details? See I forgot the account I use with Office. On Services and subscriptions, find the Office product you want to install and select Install. To install Office in a different language, or to install the bit version , select the link Other options. Choose the language and bit version you want, and then select Install.
If you bought Office through the Microsoft Store If you bought Office through the Microsoft Store, you can enter your product key there. Go to www. In the upper right-hand corner, select Sign in and enter the user ID and password you used to buy Office. After you sign in, select your name in the upper right-hand corner, and then select Order History.