If your Microsoft Outlook will not open, there could a few reasons why. Outlook has a tendency to leave multiple processes running in the background, most of which are invisible to a computer user. If one of these processes is already running, attempting to open Outlook again will not display anything.
The best answer was uncheck any boxes that are checked on the Compatibility tab and then select Apply > OK. Restart Outlook and see if Outlook opens normally again. Rebuild the Outlook Database (Mac) If you’re using Outlook on a Mac and the app won’t open, rebuild the Outlook database using the Microsoft Database Utility to fix the problem.
How do I open outlook in Windows 10?
Choose Start > Run, and in the Open box, type Outlook. Note: If the program loads properly, it’s likely that one of your add-ins is the source of the error and you need to identify which one.
If Outlook opens as expected in Safe Mode, the issue is likely an add-in or toolbar extension., and disable add-ins. One or more add-ins could be conflicting with Outlook and cause the problem. Disable all add-ins and see if this resolves the issue.
What to do if Microsoft Outlook is not working?
Step 1: If your Microsoft Outlook will not open, the first step is to open Windows Task Manager. There are a couple of options to do this, but the most efficient way to open Task Manager is to press the Ctrl, Alt & Delete buttons at the same time.
How to fix Microsoft Outlook add-ons not working on Windows?
Press the Windows + R keys, type Outlook /safe and click OK. 2. Choose the Profile and click OK; and click File> Options. In the Outlook Options window, click the Add-ins option. In the View and manage Microsoft Office add-ons option, go to the Manage option and select the COM add-ins option and click the GO button.
Why does outlook hang at loading profile or not start?
After updating to Current Channel Version 1905 (Build 11629.20196)and higher, Outlook may hang at loading profile or won’t start. You may notice that if you open Task Manager that other Office processes are unexpectedly listed even though you did not open the application. If you end those processes it may enable Outlook to then open normally.