If you open Outlook and it immediately crashes and wants you to click Close program, take the following action to solve the problem.
Or if Outlook is just hanging at with it's logo, click the Close X at the top right of the logo, then proceed to open in safe mode.
Open Outlook in safe mode
Windows Key + R (opens the run dialog box)
Type: outlook /safe
Holding Ctrl while opening Outlook will ask to open in safe mode too.
Disable the plugins that usually cause issues
When prompted, enter your password
Outlook > File tab > Options > Add-ins > Go...
Un-check the add-ins: "TeamViewer Meeting Add-in" and "Redemption Helper Outlook Extension"
Click OK, close, and then re-open Outlook