Office.com/Setup is the official site to download, install, and activate Microsoft Office. Simply visit the www.office.com/Setup page, sign in with your Microsoft account, and enter your product key to begin the setup. Once installed, you can easily access Word, Excel, PowerPoint, and other Office apps on your device.
Before You Begin
A valid Microsoft Office product key (usually 25 characters long)
A Microsoft account (or create one for free)
A reliable internet connection
A compatible Windows PC or Mac
How to Download and Install Microsoft Office setup?
Go to Office.com/setup.
Sign in with your Microsoft account or create one.
Enter your 25-digit product key and click Next.
Select your version and language, then click Install.
Run the setup file and follow on-screen instructions to complete the installation.
Steps to Activate Microsoft Office
Open any Office app like Word or Excel.
Sign in using the same Microsoft account linked with your Office Product Key.
If prompted, enter your product key again.
Wait for activation confirmation — your Office is now ready to use!