If so, follow the prompts to activate Office. However, depending on your product you might see the Microsoft Office Activation Wizard. Hi Judy, You should be able to reinstall your Office Home and Student/Business 2021 from your Office Account at: You may need to contact Microsoft Support to activate your Office because Microsoft Servers my think that your Office is installed on another device. In most cases, Office is activated once you start an application and after you click Accept to agree to the License terms. Look for your subscription for Office 365 is on the page and click to install it. Start using an Office application right away by opening any app such as Word or Excel. Your install is finished when you see the phrase, 'You're all set! Office is installed now' and an animation plays to show you where to find Office applications on your computer.įollow the instructions in the window, for example Click Start > All Apps to see where your apps are, and select Close. If you see the User Account Control prompt that says, Do you want to allow this app to make changes to your device? Click Yes. (Office 365 subscribers should select Install again).ĭepending on your browser, click Run (in Edge or Internet Explorer), Setup (in Chrome), or Save File (in Firefox). If you signed in with a Microsoft account, from the Office home page select Install Office > Install. On the Office home page, do the following depending on your version of Office.This account can be a Microsoft account, or work or school account. Sign in with the account you associated with this version of Office. Download your favorite Microsoft Office on Mac, then turn off Gatekeeper and SIP to install it.

Go to and if you're not already signed in, select Sign in. Prepare before installing Microsoft Office for Mac.

How to reinstall office for mac