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This issue can disrupt your workflow and lead to data loss if not addressed promptly. Therefore, to help you out with this issue, here is a comprehensive guide with some effective troubleshooting solutions. However, often these situations lead to PST file corruption. For that, we have suggested a reliable PST Recovery Tool. Run the classic Outlook advanced diagnostic troubleshooter if you've tried all of the preceding steps and Outlook is still crashing or hanging.  
  
Update Outlook to the Latest Version  
  
Is Microsoft having a problem with Outlook?   
  
Restarted and its fixed itself so presumably an auto update fix has been applied now. Somebody somewhere else figured out that disabling Weather on the Calendar in the Calendar options also stopped this crash. I just restored my PC to before the patches and then turned off updates with WUB. Perhaps we can start Outlook stuck on loading fix with the crash error, check the event logs for clues. Looks like MS is acknowledging it on their end at least. Reverted the update channel to semi-annual until a fix has been provided to avoid any auto-updates.  
  
  
  
Create a new Outlook profile  
  
Her articles and guides demonstrate her commitment to streamlining email management for professionals or businesses of any size. The free manual solutions to fix Microsoft Outlook keeps shutting down ends here. If you ran SaRA in Step 3, and you created a new profile, you can skip all of Step 4.  
  
  
  
Steps to Fix Microsoft Outlook Crashes When Opening Due to PST Corruption  
  
It looks like Microsoft has acknowledged this issue within the M365 Portal (Issue ID MO978220). Generally, many programs and applications run simultaneously or in the background which can cause interruptions. Therefore, first, restart your system, and second, check the internet connection. Upgrade to Microsoft Edge to take advantage of the latest features, security updates, and technical support. To narrow it down, enable each add-in one by one, restarting Outlook after enabling each add-in.  
  
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But before doing so, open Task Manager, right-click Outlook and any other Office applications running in the background and select "End Task." Corrupt data files (OST or PST) can also cause this Outlook crashing issue. However, rebuilding the data file can resolve corruption issues. Most businesses and organizations rely on Outlook for daily communication and scheduling.  
  
Nevertheless, you cannot save the recovered data when using the demo tool.It looks like Microsoft has acknowledged this issue within the M365 Portal (Issue ID MO978220).At the time of writing, Microsoft is still investigating the issue.They still wonder ‘Why is Outlook constantly not responding?MS was not offering any workarounds, except for wait… I will keep settings like this to avoid future issues too.For that, purchase the premium version of the software.  
  
  
  
MS was not offering any workarounds, except for wait… I will keep settings like this to avoid future issues too. I didn’t have to reboot, but did have to get users signed off before running the third command. This should resolve the issue of ‘Outlook keeps crashing’. If not, you can try reinstalling Office 365 or repairing it.  
  
This step creates detailed information about your Outlook configuration and provides solutions for any known issues that are detected. It also gives you the option to upload your results to Microsoft so that a support engineer can review them. If the problem no longer occurs, it confirms that one of the add-ins that you just disabled was causing the issue. After that, Outlook will check for and install any available updates. Once the Outlook update process is complete, reopen the Outlook application. Again, check if Microsoft Outlook crashes when opening.  
  
Why Is Outlook Crashing On Starting or Opening a New Email  
  
Avoid the hassle of manually entering each email address. After your account has been repaired, restart Outlook. Check if the problems causing ‘my Outlook keeps shutting down’ persist. Take a look at your update history for the second KB mentioned.