I see there is an Outlook 2016 on Window 10.
Option 2 - Completely uninstall Office 2016 with the easy fix tool
Click this easy fix button to uninstall Office. [ Did you try this? ]
Option 3 - Uninstall Office 2016 manually [ Did you try this? ]
If the easy fix tool doesn't completely uninstall Office from your PC, you can manually uninstall Office. See:
Manually uninstall Office 2016 or Office 365
You cannot have two Outlook Installations on one machine.
Two Outlooks on one machine is absolutely not supported and causes problems
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