https://www.bleepingcomputer.com/news/microsoft/microsoft-office-january-updates-fix-outlook-crash-issues/

Microsoft has released the January 2021 non-security Microsoft Office updates with fixes for known issues impacting Windows Installer (MSI) editions of Office 2016 products.

Microsoft has also released non-security updates in Current Channel releases for Microsoft 365 Apps to address Excel crashes and Outlook hangs.