Fortunately, with the right Outlook troubleshooting strategies, many of the most common Outlook problems are quite straightforward to troubleshoot. Below, you will see some of the most common issues that users run into, and what the most efficient way to troubleshoot Outlook is. You might need to set Windows Update to automatically steps to fix Outlook not opening download and install recommended updates.

Now, select from any of the given options, including Quick Repair and Online Repair. Find the Microsoft 365 app and right-click on it to see the available options. Outlook being a great platform, still encounters some glitches and errors like Outlook 365 not working on Windows 10. This error leads to less productivity, especially if Outlook 365 is your default email client. The only way to resolve this issue is to repair Outlook 365 in Windows 10.

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. When you start Windows normally, several applications and services start automatically and then run steps to fix Outlook not opening in the background. A Selective Startup or "clean boot" process can help you identify problems that are caused by application conflicts. To keep up with new viruses as they're created, antivirus software vendors periodically provide updates that you can download from the Internet.

You can automatically repair your Office program files to resolve such problems as Outlook freezing or not responding. To manage your mailbox by reducing the size of the Outlook data file, see Reduce the size of Outlook Data Files (.pst and .ost). Many of these items can be automatically checked by the Classic Outlook Advanced Diagnostics troubleshooter.

If so, wait a short time (usually two or three minutes) to see if Outlook starts working again. Sometimes you’ll open Outlook and then for no apparent reason, it will freeze or steps to fix Outlook not opening shut itself down. There are quite a few different causes for this, but one of the most common is a defective add-in. Here’s how to disable add-ins in Outlook even when it keeps crashing.

None of the events or information was lost in the move to the new calendar. The Family group calendar now appears in the Outlook.com groups area in the left nav on Outlook web steps to fix Outlook not opening and in the groups area of the Outlook mobile app. If you access your Outlook.com account through the iOS Mail app, you may be repeatedly asked to enter your username and password. We're aware of an issue where some users see the error message "Your message can't be displayed right now". Microsoft has released a Windows Hotfix file to remove the contacts folder synced by the Teams app. Some Safari users are unable to add email addresses in the To section, or cannot point the cursor in the To field.

When you have a weak or unstable internet connection, it can cause the app to load slowly, especially on mobile devices. If you’re using an outdated version of Outlook, it can result in slower performance due to a lack of necessary updates and improvements. If a specific version significantly impacts performance, such as CPU you could navigate to the "High CPU usage" diagnostics dashboard and look for the Outlook binary. Some of these data-gathering remote actions are used to populate the live dashboard and should already be scheduled. You can query the results by investigating KPIs from the Live dashboard or from your own investigations. Restart Outlook and check the performance of the Outlook application.

If you try to perform other actions while Outlook is in use, Outlook may not respond. Let the task in process finish its job before you try another action. Performance may be decreased if you use the Outlook AutoArchive feature or sync to Outlook with a mobile device. These steps are provided in a specific order based on commonality and complexity. If the troubleshooter can't fix your issue, or if you'd like to fix it yourself, see the next section. Create your account and connect with a world of communities.

If you're tired of different bugs slowing things down or dealing with corrupted files, we are happy to show you how Mailbird can give you a better experience. The bad news is that the ScanPST.exe program doesn't work for severely corrupted files. You'll need to acquire a recovery tool designed for bigger jobs. Search "PST Repair Tool" and you'll find many reputable programs who know how to fix this Outlook issue.

Upgrade to Microsoft Edge to steps to fix Outlook not opening take advantage of the latest features, security updates, and technical support. The settings in the Send/Receive Group windows let you customize the synchronization rate of the new group. To investigate any reported issues, dashboard filters, and drill-down investigations can be used to narrow the focus and take remedial action. Since the repaired PST file has no errors or inconsistencies, Outlook should perform well and run stable and fast. An upgraded hardware should improve Outlook performance considerably.