To get started with your Office Installation you must need a valid product key code & visit office.com/setup and we can also help you with your entire process to setup office products online. The office is operated by users on Windows, laptops, smartphones, MacOS. The users can use Microsoft Office in any place they wish to. In case the users make any changes in their document online, then the changes will get synchronized. The user can buy an Office.com/setup from both the online or offline modes.