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Along with that, it will be helpful to keep your folder structure safe. In addition to that, it is usually easy to use, even if you’re not a tech-savvy person. This free application can quickly detect and fix issues with Outlook, Microsoft Office, Microsoft 365, and Microsoft Teams. Whether your Outlook is unresponsive or frequently crashes, this program can help you Outlook not opening on Windows 10 troubleshoot and fix the root cause of the problem with ease.

Read how to Add your Outlook.com account to another mail app. If you typically use an Outlook.com account for email, this issue can occur if there are multiple aliases on the account and the 3rd party email address is the primary alias. This occurs because custom form script is now disabled by default. If you're curious to get started, we recommend downloading our free Outlook not opening on Windows 10 trial.

The AppData folder hosts a lot of files, including bookmarks and cached pages. This might be slowing down or overriding other commands in Outlook. To disable this feature, you'll need to edit the Windows Registry.

In this article, we’ve shared 12 tips to troubleshoot and resolve common Outlook send and receive errors that prevent users from sending or receiving new messages. Sometimes, firewall settings block certain ports that may prevent Outlook from communicating with the mailbox server, leading to Outlook send and receive errors. To fix this, you need to add an exception for Outlook.exe (for Outlook) and Msimn.exe (for Outlook Express) with access to your mail server’s incoming and outgoing ports.

When typing, please note Outlook not opening on Windows 10 the space between outlook.exe and /resetnavpane.If you encounter this issue more often, see this Quick Tip to find a more definitive solution. When typing, please note the space between outlook.exe and /safe.For alternative methods of starting Outlook in Safe Mode see this Quick Tip. As @ode2joy ​ said, clearing out the user’s profile usually works, which is a more thorough procedure than just deleting .nst and .ost files. 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.

When your mail profile is damaged, Outlook often fails to start as well or you’ll find yourself encountering one error after the other. Outlook not opening on Windows 10 One of the first and most effective steps is to launch Outlook in Safe Mode. This mode turns off all add-ins and custom settings, helping you quickly identify if a third-party add-in is causing the startup problem. After running any of the above processes, make sure you check for updates again to verify that all updates have been installed. Did Outlook still work correctly the last time you used it?

Start classic Outlook in safe modeIn Windows 10, click Start.Type Outlook /safe, in the Search programs and files and then click OK.Close and re-open Outlook.If the issue is resolved, you can keep working, or if you have time, take the following steps to find out what COM Add-in is causing the problem.

We can fix the problem for you, or you can use the troubleshooting steps we're providing below to help resolve these startup issues. A corrupted profile, a damaged PST file, faulty add-ins, or improper Outlook startup settings often cause this issue. Should you decide to remove a profile, back up the data files first. All offline cached content will be deleted when you choose Remove. For more information, see Introduction to Outlook Data Files (.pst and .ost). If Outlook worked correctly the last time and nothing has changed about your account configuration, then checking if things work correctly in Safe Mode is a good first step.

To learn more about how to send us feedback, please see How do I give feedback on Microsoft Office. Another options is to use the Filter Email button on the ribbon. You may notice that All, Unread , Mentioned and other sort and filtering options, such as By date, and Newest are missing in Outlook above your email list. The loading of unregistered MAPI services has been Outlook not opening on Windows 10 disabled by default to make Outlook more secure. This occurs because custom form script is now disabled by default.

These Outlook data (PST) files store user’s data, including email messages, calendars, tasks, journals, etc. By following these steps, you should be able to resolve the ‘Something is wrong with your data files’ error. Also, regain access to your email account and mailbox data. 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).

Have also login in another computer with this account but there is also coming the dialog with the message. My question is, how can I see what document is Outlook referring to? In Outlook thru Office.com, the account has no issue.

ScanPST can only repair and fix minor corruption and issues in Outlook files. If your Outlook data files have gotten severely corrupt or extremely damaged. Then, you need to try specialized Outlook PST repair tools.