2019 Vl V16.43 - Microsoft Outlook

Because this build comes from 2020, its functional perimeter is heavily tied to its software environment:

An update build pushed to Mac clients in October 2020 . This period was notable because Microsoft was actively transitioning the interface between the classic view and the "New Outlook for Mac". 💻 System Compatibility & Quirks Microsoft Outlook 2019 VL v16.43

The perpetual, non-subscription version of Microsoft's email client. Unlike Microsoft 365, it does not receive continuous feature upgrades. Because this build comes from 2020, its functional

To understand this specific software package, it is necessary to break down its title: Because this build comes from 2020