Using Classic Outlook on Windows for personal email, calendar, and contact management
create a bat file and RUN AS admin on your affected users
will disable updates and force the rollback
@ECHO OFF
reg add HKLM\SOFTWARE\Policies\Microsoft\Office\16.0\Common\OfficeUpdate /v EnableAutomaticUpdates /t REG_DWORD /d 0
"C:\Program Files\Common Files\microsoft shared\ClickToRun\officec2rclient.exe" /update user updatetoversion=16.0.13901.20462