Are you having trouble starting Outlook or receiving "Cannot start Microsoft Outlook. Cannot open the Outlook window" error messages? We can fix the problem for you, or you can use the troubleshooting steps we're providing below to help resolve these startup issues. Since your app doesn’t open, you’ll have to use another Office app on your PC to trigger the update. This is because when you update one Office app, it automatically updates all other Office apps on your PC. When your cache files are deleted, launch Outlook, and the app should open without problems.

Understanding the root causes and using the right tools can make all the difference. While built-in tools like ScanPST offer a basic Safety net, they often fall short when it comes to rectifying deeper file damage. Outlook slows down, crashes randomly, or fails to load fixing Microsoft Outlook problems entirely. Users often turn to Microsoft’s ScanPST tool, but it struggles with large files and doesn’t always finish the job. Microsoft Outlook is one of the most widely used email clients globally, especially in professional and business environments. Outlook also comes with strong built-in security features, making it a reliable choice for managing communication and workflow.

Problems with the device, connection to power, network issues, viruses or malware, oversized files, and improper shutdowns all cause the PST file to act up. But little tools that add extra features to Outlook can be the reasons for Outlook corruption. Microsoft has its own tool for automatically scanning and correcting Office when things go awry.

In some specific cases, we observed that the problem no longer stayed after deleting the Outlook App Data folder. Thus, you can try deleting the Outlook App Data folder and check whether Outlook functions in your case; follow the below process. After the scan is complete successfully, try to open Outlook 2016 again and check if it throws the same error message or is now working perfectly. Now, launch Outlook 2016 again and check if the issue persists or not, and if it does, you may follow up with other workarounds given below. You can choose to repair the program both online and offline, whichever solutions suit you best.

If you can't open Outlook, or Outlook disappears or crashes, one of your add-ins may be to blame or you may need to update Outlook. This write-up is to help you get out of such a scene and get things back to normal as before with Outlook 2016 (and other recent versions too). Here, we have compiled a couple of workarounds or quick methods using which the whole Outlook won’t open mess will fly away. If Outlook is NOT able to start in safe mode, then try the next proposed solution below, entitled Create a new fixing Microsoft Outlook problems Outlook profile. Use the classic Outlook startup troubleshooter to diagnose and fix several common classic Outlook for Windows issues for you. Sometimes, Outlook fails to open when it can’t load your view settings in the app.

However, often these situations lead to PST file corruption. For that, we have suggested a reliable PST Recovery Tool. The Outlook PST file is a centralized storage location for your digital files. When it becomes corrupted or damaged, you risk losing data in Outlook. One of the best methods to fix it is to use Wondershare's Repairit for Email tool. fixing Microsoft Outlook problems Let us know how it will assist you in repairing your files.

It needs enough RAM, processing power, fixing Microsoft Outlook problems and hard drive space to work properly. If your computer is running low on resources, Outlook will freeze up. If Outlook isn't stuck at a screen that says "Processing," or this didn't resolve your issue, continue to the steps below.

If those steps don't work, see Need additional help? There are a number of possible reasons for Outlook to behave this way. We've presented the potential solutions in order from quickest to most time consuming. To manage your mailbox by using the AutoArchive feature, see AutoArchive settings explained. We recommend that you move several items in your larger folders to separate folders, or that you archive those items by using the AutoArchive feature.

If you’re still having problems, you can try resetting your Windows Firewall settings back to default. Once the add-ins are disabled, close Outlook 2016 and restart the application normally to check whether it now opens as normal or not. You can determine if it's corrupted by creating a new profile and changing which profile is used when Outlook starts.

Nevertheless, you cannot save the recovered data when using the demo tool. For that, purchase the premium version of the software. After your account has been repaired, restart Outlook. Check if the problems causing ‘my Outlook keeps shutting down’ persist. After the restart, try opening Outlook again to see if the Outlook keeps shutting down issue is resolved.

If you are dealing with a broken Outlook, then it doesn’t always mean you need to call tech support or start over from scratch. With the right steps, you can repair Outlook manually and get back to work in no time. You should start with the easy fixes, like repairing Office or turning off add-ins.