If Microsoft Outlook cannot start or fails to open on Windows 11, it may be due to a corrupt profile, outdated software, or compatibility issues. Begin by restarting your computer and ensuring Outlook is updated. If the issue persists, try starting Outlook in Safe Mode by holding Ctrl while launching it, then repair the application through Control Panel > Programs and Features. You ca... https://www.contact-phone-number.com/outlook-not-opening/