After the updates are downloaded, the updates are installed. While the updates are being downloaded, users can continue to use Office apps, such as Word.

Based on that, it only downloads what’s needed to update Office 2019 to the latest version. As part of this process, Office also figures out what’s different between the latest version of Office 2019 up on the Office CDN and the version of Office 2019 that’s installed on the computer.

If updates are available, Office begins downloading the updates automatically.

There's a scheduled task named “Office Automatic Updates 2.0 ” on the computer on which Office 2019 is installed that checks for updates regularly.

For more information, see Configure where Office 2019 gets updates from.

By default, Office 2019 is configured to receive updates automatically and directly from the Office CDN, although that can be changed.

This new build includes all the latest security and quality updates. When there are updates for Office 2019, Microsoft releases a new build of Office 2019 on the Office Content Delivery Network (CDN) on the internet.The following provides information about how updates work for Office 2019.

How Office 2019 gets updatedĬlick-to-Run handles updates differently than Windows Installer (MSI). Volume licensed versions of Office 2019 now use Click-to-Run, instead of Windows Installer (MSI), as the technology used to install and update Office. If you want to get new Office features on an on-going basis, you should consider moving to an Office 365 (or Microsoft 365) plan that includes Office. Office 2019 doesn't receive new features.

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