[Solved]: How to Repair Outlook Crashes during Startup?

I am using Outlook 2016 on Windows 10.  I am using an email from office365 and changed my password in office365.  The outlook keeps crashing for about a few seconds as I believe it was searching for the new password credentials.  I went to the Credential Manager and deleted the generic credentials listed for this outlook email account.  Now, my Outlook crashes during startup. When trying to launch the program, Outlook opens and closes immediately. Please Help!

Although Outlook is a great email application, many users encounter various issues occasionally while using this email application. Outlook crashing after recently updating, during startup, freezing frequently, and problems while sending emails are some of the most common problems users encounter while using Outlook.

Another user faced similar issue:  I click on Outlook app, but it begins to open then closes.  I can't seem to fix this.  So what to do to fix.  Is this permanent?

In this article let’s have a look at the solutions to fix Outlook crashes during startup problems. We have covered some simple and effective solutions to resolve this problem of Outlook opens and closes, read on.

Solutions to Resolve Outlook Crashes During Startup:

Solution 1: Start Outlook in Safe Mode To Fix Outlook Crashes when Opening

If your Outlook crashes when opening or Outlook crashes on startup or even if Outlook is stuck at ‘Processing’, it can be resolved by opening Outlook in Safe Mode. To open Outlook in Safe Mode, follow the instructions below.

  • Close Outlook if you have it open
  • Then open the Run dialog box.
    • For Windows 10, Windows 8.1, or Windows 8, press the Windows logo key+R.
    • For Windows 7, click Start, type Run in the Search box, and then click Run.
  • Now type outlook.exe /safe, and hit Enter

  • Then close Outlook
  • After following these steps, restart Outlook normally.
  • If now the issue doesn't occur, proceed to the next step. This indicates that there are some problematic add-ins in Oulook that is causing the "Outlook crashes on startup" issue.

Note: If you have recently updated your outlook 365 application and if it is crashing during startup, trying to start Outlook in safe mode is not effective. You will need to fix Outlook 365 crash with the specific workarounds given in the highlighted informative write-up.

Solution 2: Disable Add-ins

Add-ins improve your Outlook by providing more features and enhancements. But in some cases, it may interfere with the normal functioning and may cause Outlook to crash/hang. To disable add-ins, follow the instructions below.

unselect addins

  1. Click File > Options > Add-ins
  2. In the Manage drop-down menu, select COM-Add-ins > Go
  3. Check the add-ins that are enabled and uncheck them. Save the changes and restart Outlook.

If your Outlook is working fine now, it means add-ins are the culprit. But it is important to identify the specific add-in that was causing trouble. To identify that, check the add-ins one at a time and restart Outlook. Repeat the process for all the add-ins that were selected earlier and wait until the Outlook crashing problem repeats. Now you have identified the add-in causing trouble. Disable it permanently and continue using Outlook. Your error should be resolved. However, if this doesn’t help, proceed to the next step.

Solution 3: Run Outlook Diagnostics Tool

  1. Download the automatic diagnostic tool from Microsoft's website and run it on your system
  2. After the tool completes the process, the issue should be resolved. However, if the issue still persists, go to Microsoft Support and Recovery Assistant for Office 365
  3. Click Outlook on the first screen and click Next
  4. Select one of the options according to your situation
  • Outlook keeps freezing or hanging
  • Outlook crashes with the message "Microsoft Outlook has stopped working"

5. Click Next

This automated tool should help you resolve most errors in Outlook. However, if you find that the problem still persists, there could be an issue with your PST file, which is covered in the next solution.

Bonus-Tip: Backing Up & Reinstalling Outlook Application To Fix Outlook Crashing

Another workaround to fix the Outlook crash during startup is by uninstalling and reinstalling the application. This works when the program files of the application are corrupted. You can reinstall the Outlook application from the official Microsoft website.

This also means that, in order to protect your data, you must take a backup of your Outlook data file and then reinstall the program. A major drawback of reinstalling the Outlook application or taking a regular backup is that apart you can only restore emails. You will lose all the configuration settings, rules, attributes, and personal preferences. Remo Outlook Backup & Migrate is known to directly restore the emails with folders along with the rules, meetings, settings, and all the other attributes from the previous application.

However, if you have encountered an Outlook crash after the recent version of Outlook was installed, you will need to roll back the Outlook application to its previous version. Just reinstalling the program will not be helpful.

Solution 4: Repair PST File after Outlook Crashing using Remo Repair Outlook (PST)

If none of the above solutions help you resolve the Outlook crashing error, it means that your Outlook data file has been corrupted. This is caused when the program tries to access the storage file but fails to do so. However, frequent Outlook crashes also result in corruption making your Outlook inaccessible. Hence, you need to now think about fixing your PST file after the Outlook crash.

Remo Repair Outlook (PST) tool can repair all sorts of corruption issues in your PST files. Whether corruption is caused due to storing the PST file on a server or due to bad sectors on the hard disk, the reason doesn’t matter; Remo Repair can solve the issue.

Once the PST file is repaired, it can be imported to Outlook and you can access all your Outlook items in the same way as it was originally. Moreover, the software works with all versions of Outlook like 2016, 2013, 2010, 2007, etc.

How to use Remo Repair Outlook (PST)?

Download Remo Repair Outlook (PST) tool & install it on your PCs. Then, just follow the simple steps explained below to fix the PST file after the Outlook crash.
download now

Step 1: Launch the tool and select the PST file to repair or you can also allow the software to locate the PST automatically, by using the Find PST file option.

Step 2: Choose a scanning option and click Repair.

Step 4: The software will start scanning the file and provide you with the repaired PST file.

Step 5: Now, you can preview the items from the repaired file & save the repaired file.

That’s all you need to do, your PST file will be repaired & you can use your Outlook data. With this tool, you can even recover lost Outlook Calendar items, emails, extract contacts, rules, and other Outlook items. Try this smart and effective PST repair tool today! Hope these methods help you fix Outlook crash issues during startup.

[Solved]: How to Repair Outlook Crashes during Startup? was last modified: October 22nd, 2021 by John Harris

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