Download and install or reinstall Microsoft 365 or Office 2021 on a PC or Mac
Office 2021 Office 2021 for Mac Office 2019 Office 2019 for Mac Microsoft 365 for home Office for business Office 365 Small Business Microsoft 365 admin Office 365 operated by 21Vianet Office 365 operated by 21Vianet - Admin Microsoft 365 for Mac Office 365 Germany - Enterprise Office 365 Germany - Enterprise admin Office.com
Before you begin, make sure your PC or Mac meets the system requirements.If you are reinstalling Office, you have already redeemed a product key, or you are installing Office at work or school and know you have a license, then go to the section sign in to download and
install Office on mac
