How to fix the Outlook not opening problem?

DAVID JThere're various things you can try when you find your Outlook not opening. One of the best ones is to start it in Safe Mode. It can fix many technical glitches in the app.

1. Exit Outlook
2. Open it in the Safe mode by choosing either of the following options.
3. Windows 10 users should select 'Start' and input 'Outlook.exe /safe' and hit Enter.
4. Windows 7 users should choose 'Start' and type 'Outlook /safe' in the Search programs and files box. Then hit Enter.
5. Exit Outlook and open it again.