This artic shows how to roll back your current updated version office to the earlier version, this command should work on Office 2019 and Office 365 version

Ctrl + R

Copy and paste this command and run it


"C:\Program Files\Common Files\microsoft shared\ClickToRun\OfficeC2RClient.exe" /update user updatetoversion=16.0.13901.20462



This artics you can find 2019 and 365 version list

Ok now back to the topic, recently my client ask help with a fun problem, when using Outlook to type the recipient, it will show an auto-complete list, but the list not showing on the bottom, it shows on above.

That the version is …

After rollback the previous version, the problem is gone.