Blogs
on December 15, 2025
For more information, see Introduction to Outlook Data Files (.pst and .ost). 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.
I recently uninstalled and reinstalled Office but it only made the issue worse. If you have email messages in an email program, you must import tips for solving Outlook stuck problems your email messages and addresses to the new user profile before you delete the old profile. If everything is working correctly, you can now delete the old profile. Repairing your Office programs can resolve issues with Outlook not responding or freezing. Errors in Microsoft 365 files are repaired automatically. To start Outlook in safe mode, click on its icon holding the Ctrl key, or enter outlook.exe /safe in the Run dialog box.
This goes to prove that the problem came from your original Outlook profile. With great functionality, you can manage your email, contacts, calendar as you like. Try these troubleshooting steps in the order presented here, from simple to more complicated. However, if you encountered other issues like Outlook not responding, learn how to fix Outlook not responding tips for solving Outlook stuck problems here. Check the solutions to fix "Outlook not opening" problem and how to avoid "Outlook won't open" again.
Starting Outlook in safe mode, which starts Outlook without add-ins loaded, can tell you if an add-in is the source of the problem. A well-running Outlook will ensure that you enjoy the full benefits of this popular email program. If you follow the above solutions, your Outlook will perform according to your expectations. If the in-box Program cannot fix the corrupted Outlook PST files, you can also try Wondershare Repairit for Email. It is a powerful and almighty software that can be applied to fix corrupt Outlook PST files in any scenarios.
Kinda at a loss at this point, I am thinking about wiping the PC and starting again. The next screen is the preview of all the recovered Outlook items and this concludes the repair process of a PST file using Remo Repair Outlook [PST]. If this method also didn’t work for you then follow the last and most effective method which is by using a Professional and efficient Outlook Repair Tool.
Simran Bhatia is a technical content writer engaged in writing clear, concise, and SEO-optimized content. With a background in computer science and a passion for writing, I thrive to deliver complex technical content in simple layman terms. This method using the SCANPST.EXE will not work if the PST Files are in bulk or they are encrypted.
This is often the case with outdated and low capacity PCs, however even modern and powerful ones cannot feel secured against this. Well, let's "feed" it by closing all other programs that you don't need at the moment. If the "Outlook tips for solving Outlook stuck problems Not Responding" issue did not cause you troubles in the past, it stands to reason to turn off the recently installed add-ins. I usually disable them one-by-one, closing Outlook with each change. This helps to pin down the culprit that causes Outlook to freeze.
I have found that when this happens its due to the Account in windows needing to be updated. If you close outlook(make sure its not in the system tray) then click on start and type Domain, then find Access work or school. You should see the Microsoft account, click on it and disconnect it. Find solutions to common problems or get help from a support agent. If Outlook is NOT able to start in safe mode, then try the next proposed solution below, entitled Create a new Outlook profile. Use the classic Outlook startup troubleshooter to diagnose and fix several common classic Outlook for Windows issues for you.
Then, just follow the simple steps explained below to fix the PST file after the Outlook crash. 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 2021, 2019, 2016, 2013, 2010, 2007, etc. 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 tips for solving Outlook stuck problems file on a server or due to bad sectors on the hard disk, the reason doesn’t matter; Remo Repair can solve the issue. After updating Outlook to the latest version check if it solves your issue or not, If this method didn’t work then go ahead and use the next solution.
Sometimes, Outlook fails to open when it can’t load your view settings in the app. In this case, you can reset your view settings before opening the app. Select your Microsoft Office installation on the list and choose "Change" at the top. In this case, open Outlook in safe mode where your add-ins aren’t loaded and remove any suspicious add-ins. Due to underlying system or PST issues, Outlook may crash, freeze, or not function properly.