Microsoft Office Professional Plus 2016-2021 Re... (PROVEN)

Go to setup.office.com or microsoft365.com/setup .

Use your Microsoft account. This links the license to your account for future reinstalls. Enter Key: Type in your product key and select your region.

Have your 25-character product key ready. If you bought it from a third-party retailer, it should be in your confirmation email. 2. Download and Installation Microsoft Office Professional Plus 2016-2021 Re...

To install and activate , you typically need to link your product key to a Microsoft account and use the official setup portal. 1. Pre-Installation Steps

Office 2021 Professional Plus – Installation & Activation Instructions Go to setup

Open the downloaded file and follow the on-screen prompts to complete the installation.

Click Install (or "Install Office") to download the setup file ( setup.exe ). Enter Key: Type in your product key and select your region

Ensure your PC has at least a 1 GHz processor and 2 GB of RAM.