Question: what is the difference between office 2019 professional plus and home and business?
Answer: The core difference between these two editions is that Outlook 2019 is included in Home & Business 2019 while it is not included in Home & Student 2019. Office 2019 Professional is only available for PCs that run Windows 10 whereas Home & Business 2019 and Home & Student 2019 are available for Windows 10 PCs and Macs.