Increased storage file size in SharePoint document libraries
We now support storing files up to 15 GB in SharePoint document libraries. This is up from 10 GB in SharePoint Server 2016.
Modern lists and libraries
SharePoint Server 2019 contains the modern experiences for lists and libraries in Team sites. This brings the experience up to date with that found in SharePoint Online.
Modern sharing experiences
SharePoint Server 2019 now supports modern sharing experiences with a simplified sharing UI. You can now easily share links to content with others in your organization. You can also be warned if you’re sharing to a large group or sharing a large number of items.
Modern search experience
SharePoint Server 2019 offers a modern search experience in addition to the classic one.
In the modern search experience, the most visible difference for users is that they see results before they start typing in the search box, and the results update as they type. Learn about the modern search experience. There are some differences between the search experiences from a search administrator’s perspective, learn about these differences.
Modern Team sites
Modern team sites bring a fresh and responsive user experience to team collaboration. The redesigned homepage improves the discoverability of the most common collaboration tasks while putting your team’s news front and center. Users can easily create modern team sites for themselves from SharePoint Home without needing to contact IT. SharePoint Server 2019 will continue to support creating classic team sites.
Integration with Power Apps, Power BI and Power Automate
SharePoint Server 2019 brings cloud closer to the Customers and Customers closer to the cloud. The cloud features Power Apps, Power BI, and Power Automate are now available. SharePoint Server 2019 includes process automation and forms technologies like Power Apps and Flow to connect with your on-premises data. These features needs to be configured via gateway.