If you have a genuine product key or an existing subscription, follow these steps to download the installer directly from official sources:

Fully supported on Windows 7, provided you have Service Pack 1 (SP1) installed.

Navigate to the "Services & Subscriptions" section to find your version of Office.

Click "Install" to download the setup file ( .exe ) to your computer.

Go to the Microsoft Account Dashboard and sign in with the credentials associated with your Office purchase.

To ensure the application runs smoothly, you must choose a version of Office that matches Windows 7's system architecture.