1 Why is my Outlook all of a sudden not opening? Microsoft Q&A
Louanne Strock edited this page 2025-10-19 14:16:43 +00:00
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You can run the Inbox Repair Tool (scanpst.exe) to scan your Outlook data files and repair errors. 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. 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.

If you want to fix a problem with Outlook closing, try repairing the Office app.First, open the Control Panel.Then, find 'Programs' and click the 'Uninstall a program' option.Scroll down until you see Microsoft 365, right-click on it, and click 'Change. ...Choose either 'Quick Repair' or 'Online Repair'.More items...•May 16, 2024

This goes step-by-step Outlook troubleshooting to prove that the problem came from your original Outlook profile. Check the solutions to fix "Outlook not opening" problem and how to avoid "Outlook won't open" again. These troubleshooting techniques apply to Outlook 2016 and 2011 for Mac.

Find solutions to common problems or get help from a support agent. Visit the small business help & learning page to learn how you can use Outlook and other Microsoft 365 apps and services in your small business. We love reading your suggestions on new features and feedback about how you use our products! To learn more about how to share your feedback, see How do I give feedback on Microsoft Office.

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 lets 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.

Additionally, you can try the free trial tool to learn all about its functionalities and workings as well. Nevertheless, you cannot save the recovered data when using the demo tool. For that, purchase the premium version of the software. After the restart, try opening Outlook again to see if the Outlook keeps shutting down issue is resolved. 5) Wait for the program to detect the latest version step-by-step Outlook troubleshooting of Outlook, and then follow the on-screen instructions to update your Outlook. Some programs running on the back of your computer may conflict with Outlook and cause Outlook to crash.

Using them as your email provider in tandem with your email client means you can enable their anti-spam features, which are superior to Hotmail and Outlook. Look for anti-spam software that also flags websites you visit, enabling you to scan for and prevent online viruses. Every antivirus software is different, so you'll want to look up how to specifically enable Outlook with the software you're using. The easiest way to find out if this is the problem is to temporarily disable your antivirus software and log in to Outlook as usual. If the prompts go away, you'll know it was the antivirus software.

Outlook stores all your email messages, meetings and events, contacts, and tasks in data files. These files occasionally might become corrupted. You can run the Inbox Repair Tool (scanpst.exe) to scan your Outlook data files and repair errors. Over the last couple of weeks it will not open normally (not even in safe mode) and I am having to do the windows repair option in settings. I have also tried the Classic Outlook Profile Set Up Troubleshooter.

Thankfully, Microsoft Outlook is fully optimized for Windows 10, meaning Compatibility mode is not necessary. You might be wondering what happens when you switch on step-by-step Outlook troubleshooting the Compatibility mode for Outlook. When you do this, your Outlook might have opening problems. For this reason, you should always turn off Compatibility mode for Outlook.

You can use the Inbox Repair tool (SCANPST.EXE) to diagnose and repair errors in your Outlook data file. The Inbox Repair tool checks the Outlook data files on your computer to see if they're in good shape. Even with big players like Gmail, Outlook is a favorite among Android users. The app integrates well with other cloud services, so storing files in other online storage apps like Dropbox is easy. Plus, you can safeguard your messages by toggling an App lock in your settings. Just note that if you are a frequent app user, you cannot import and export PST files inside the app.

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. Here's the deal, when Outlook manages to open, all the files you delete will automatically be recreated. It gets better because you also resolve all the step-by-step Outlook troubleshooting Outlook opening issues. If the in-box Program cannot fix the corrupted Outlook PST files, you can also try Wondershare Repairit for Email.