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7344outlook-not-opening-on-windows-10
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  • 7344outlook-not-opening-on-windows-10
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Opened Jan 19, 2026 by Andrew Larocque@andrewlarocque
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I cant start Microsoft Outlook or receive the error Cannot start Microsoft Outlook Cannot open the Outlook Window

A vast community of Microsoft Office365 users that are working together to support the product and others. 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.

In that case, using a professional tool comes to your rescue. Restart the Outlook application and check if the Outlook startup repair solutions issue persists. After performing the steps, check if the error persists. Further, start the application again to check if the error has been fixed. It’s also crucial to ensure that the version of Outlook you’re using is compatible with your Windows operating system version.

If you could not open your original Personal Folders (.pst) file before you ran Inbox Repair Tool, the following procedures may not work. If it does not work, then unfortunately, you will be unable to recover any additional information. If you could open the file, the following procedure may help you recover additional items from your damaged Personal Folders (.pst) file. Follow these steps to repair your Outlook personal folder file (.pst) by using Inbox Repair tool. Then, you can move the recovered items to your new Personal Folders (.pst) file. To start the Inbox Repair tool manually, locate one of the folders by using Microsoft Windows Explorer, and then double-click the Scanpst.exe file.

In System Configuration, if you select a check box, the related service or startup program runs when you restart the computer. If the check box is cleared, the service or startup program doesn't run when you restart the computer. If none of the above suggestions helped, try to repair your Office programs, as the last resort. Close all Office applications and open Control Panel.

Follow the on-screen instructions to update your Office apps. Then, launch your Outlook app, and it should open without problems. If your PC has a virus or malware infection, that may be why Outlook isn’t launching. In this case, run a full virus check on your PC to find and remove any threats.

You can create a new Outlook Data File and drag the items in the Lost and Found folder into the new data file. After you've moved all the items, you can remove the Recovered Personal Folders (.pst) file, including the Lost and Found folder. Once your task is done of locating the ScanPST.exe tool, kindly head to follow the below-given steps to fix Outlook data files (PST). Users now should be mindful of the common causes why users need to fix Outlook data files (PST).

Turn off all the add-ins, close Outlook, and reopen it (not in Safe Mode). If it opens correctly, you can enable the add-ins one by one. After turning on each one, close and reopen Outlook to see if it loads correctly. It will help pinpoint the Outlook startup repair solutions troublesome add-in you can remove or replace.

The software provides options to split the resultant PST file. You can set the size for the PST file, and the software will split it after recovery. On June 25th, 2019, the Outlook Team made a change to the service to fix this issue. If you are still seeing this issue, restart Outlook a couple of times so it can pick up the service change. This software also allows to recover Lost Attachments Edited from Outlook.

After performing the method start Outlook again to check if the method has worked and eliminated the error. Upgrade to Microsoft Edge to take advantage of the latest features, security updates, and technical support. Follow the steps below to disable Outlook’s compatibility mode. Now, that you know the reason for the Outlook Profile being stuck, it should be easier to choose the right methods to fix the issue.

Hence, you must now consider fixing your PST file after the Outlook crash. Get Help has troubleshooters for classic Outlook for Windows you can run for many common scenarios, such as Outlook startup or profile setup problems. These often help resolve issues without the need to contact support. 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 opening and closing, read on. I am asking for help for my sister's computer as she doesn't have a lot of funds to take it to a tech to have it repaired.

You may face issues in loading Outlook Profile if you lack Administrative privileges. Must open Outlook with the administrative privileges (Run as Admin). Ask a question and find solutions from Support Agents, MVPs, Engineers, and Outlook users.

We have gone through many steps with Microsoft Support until they could help no further. We have tried to trouble shoot and done a system restore but there was no restore point Outlook startup repair solutions and a startup repair and nothing worked. When we performed a startup repair this is the message we received. Outlook stores all your email messages, meetings and events, contacts, and tasks in data files.

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Reference: andrewlarocque/7344outlook-not-opening-on-windows-10#7