Outlook may crash on launch due to a new symptom starting on 7/15/2020. A fix has been published but may take time to propagate worldwide. See error messages, event viewer details and contact support if needed.

Check to see if the new Outlook toggle is turned on or off. If it's on, please go to Troubleshooting Outlook issues. 1. Investigate possible issues caused by add-ins. Exit Outlook. Press the Windows logo key + R to open a Run dialog box. Enter Outlook /safe, choose a profile if prompted, and then select OK.

Disable MSOAuth in Outlook 2013 by following these steps: Exit Outlook. Start Registry Editor. To do this, use one of the following procedures, as appropriate for your version of Windows. Windows 10, Windows 8.1 and Windows 8: Press Windows Key + R to open a Run dialog box. Type regedit.exe and then press OK.

Provides steps to determine if an add-in is causing a crash (stopped working message) when you try to start an Office application.

For information on emerging or known issues in new Outlook for Windows, go to Fixes or workarounds for recent issues in new Outlook for Windows. Right-click Start and select Task Manager. Select Microsoft Outlook, then End task. Check to make sure that new Outlook is closed, then close Task Manager.

Right-click the Start button (lower-left corner) and select Apps and Features on the pop-up menu. Select the Microsoft Office product you want to repair and select Modify. Note: This will repair the entire Office suite even if it's just one application you want to repair such as Word or Excel.

For issues that are not covered on this page, we have multiple tools to help you automatically diagnose and fix a range of Outlook problems. Need more help? Talk to support. If you have a Microsoft 365 for home subscription, or you purchased a one-time download of Office 2016, click the Contact Us link at the bottom of this page.

Follow these steps to let Outlook diagnose and fix errors in your Outlook mail profile that might be causing the issue. Do you have a Microsoft 365 account? The Microsoft Support and Recovery Assistant can diagnose and fix several Outlook issues for you, including fixing your Outlook profile.

Windows cannot find "c:\program files\microsoft office\root\office16\outlook.exe" Make sure you typed the name correctly, and then try again. This issue may occur for any Office application and for other non-Office applications. STATUS: FIXED.

We have multiple tools to help you automatically diagnose an issue, troubleshoot, and fix problems with Outlook. Note: Classic Outlook troubleshooters are not applicable to new Outlook for Windows. Check to see if the new Outlook toggle is turned on or off. If it's on, please go to Troubleshooting Outlook issues.