System requirements: Office for Mac is supported on the three latest versions of macOS. For more information: https://support.apple.com/en-us/HT201260
If you have older version, please check compatible Office software: https://office.com/systemrequirements
Product key and installation instructions are emailed immediately after purchase. (Activation and download: https://setup.office.com).
Everything you need to get the job done. Office Home and Business 2019 is for families and small businesses who want classic Office programs and emails. It contains Word, Excel, PowerPoint and Outlook. A one-time purchase installed on a Mac for use at home or at work.