For more information, see How to install the latest applicable updates for Microsoft Outlook (US English only). Now all you need to do is to untick the add-ins and close the dialog. Our blog is steps to fix Outlook not opening created by a team of IT experts specializing in Support, Security, and Solutions. We share insights, tips, and best practices to help you navigate the tech landscape and protect your digital assets.

If it were me, I’d run either Process Explorer or Process Hacker and check the CPU levels while watching the person work for a few minutes. My guess is it’s got some kind of real time updating going on that’s hogging Outlook’s little slice of processor. Ifso facto, you can start looking for options that allow for this sort of thing and turn them off until it stops. If yes, then don’t worry, we’re here to fix it with effective solutions. Sometimes outdated or over-protective anti-virus / anti-spam programs can conflict with Outlook or with one of your Outlook add-ins. As a result, the anti-virus blocks the add-in and prevents Outlook from functioning properly.

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 steps to fix Outlook not opening Reduce the size of Outlook Data Files (.pst and .ost). Your profile stores a variety of settings that control how Outlook looks and feels.

Errors in Microsoft 365 files are steps to fix Outlook not opening 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. You'll see a message asking you to confirm that you really want to start Outlook in Safe mode, click Yes. If you have email messages in an email program, you must import 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. I have found that when this happens its due to the Account in windows needing to be updated.

Is there a reason that you’re downloading email to a PST file instead of syncing with the online service? With Office 365 we generally only keep a years worth of email on the local system and find that local performance is decent. This article explains how to resolve problems with Microsoft Outlook hanging, freezing or crashing. Our 9 working solutions will help you fix the "Outlook Not Responding" issue and bring your Outlook back to life. The solutions work for Outlook 365, 2021, 2019, 2016, 2013, and earlier versions.

Select Change, then choose Repair and click the Continue button. So for about the past month, my Outlook constantly freezes, the window grays out, and I get a "not responding" error message. I am not quite sure when this started, otherwise I would have rolled back updates and/or removed recently installed apps.

As your mailbox size increases, more resources are required to open each folder. If you have a large number of items in any single folder, you may experience performance issues during certain operations. For more information, see Outlook performance issues when there are too many items or folders in a cached mode .ost or .pst file. Follow these methods to resolve the Outlook stuck on loading profile issue. If your antivirus software includes integration with Outlook, you may steps to fix Outlook not opening experience performance issues. You can disable all Outlook integration within the antivirus software.

Here are some solutions for when the search is not functioning on a Mac. There are different steps to take if you are on Windows (you'll need to locate the Search Index) or Mac (use Spotlight). First, let's read about how to check if Outlook is indexing on Windows.

It could be an issue with a setting on the account, or it could be something external that is blocking normal functions in Outlook. If you're entering a password you know is correct and getting a message that says "incorrect password," then you'll want to read this page. The Authenticator app is designed to help you quickly and safely confirm your identity. With the app, an online intruder would be stuck on the first step of verification, because the Authenticator app is awaiting a one-time passcode, steps to fix Outlook not opening your fingerprint, another password, etc. The AppData folder hosts a lot of files, including bookmarks and cached pages. This might be slowing down or overriding other commands in Outlook.

If Outlook is NOT able to start in safe mode, then try the next proposed solution below, entitled Create a new Outlook profile. I can't open the Microsoft Outlook, when I try to open the application is staying in loading screen and nothing happens. After some minutes I need to put again the password for my acount and again nothing happens. If I get in the mail he says "Trying to connect to your server".

To manage your mailbox by using the AutoArchive feature, see AutoArchive settings explained. Upgrade to Microsoft Edge to take advantage of the latest features, security updates, and technical support. It’s also crucial to ensure that the version of Outlook you’re using is compatible with your Windows operating system version. Follow this procedure to use the process of elimination to identify the problem in Windows 10, Windows 8, Windows 7, or Windows Vista. We recommend that you move several items in your larger folders to separate folders, or that you archive those items by using the AutoArchive feature. If Outlook is in use by another process, this information is displayed in the status bar at the bottom of the screen.