Microsoft Office is a set of computer programs that allow users to perform professional and official tasks effectively. It includes several applications such as Word, Excel, Access, PowerPoint, Publisher, and more. Nowadays, www.office.com/setup has made it very easy for us to download, install, and activate Microsoft Office on our systems and devices. Office.com/setup: Go to Office Setup, enter the product key &; Sign in. To download, install, &; activate Office visit the office.com/setup site.