Microsoft Outlook 2019 Vl V16.45 -

Enhanced sync technology for Microsoft 365, Outlook.com, and Gmail accounts, resulting in faster mail delivery and calendar updates.

macOS (optimized for both Intel and Apple Silicon Macs via Universal binaries). Microsoft Outlook 2019 VL v16.45

Full compatibility with Apple's M1 chips, providing better performance and battery life on newer Mac hardware. Enhanced sync technology for Microsoft 365, Outlook

This version was part of the "New Outlook" transition period for Mac users. Enhanced sync technology for Microsoft 365