There are three steps you can take to try to get Outlook working again. When you are unable to log into the add-in, or the add-in does not load correctly, uninstall then reinstall the add-in. We have multiple tools to help you automatically diagnose an issue, troubleshoot, and fix problems with Outlook. If you are having problems with Outlook, there are a few things we can help with to get you back to sending and receiving your email.
For each message, you can delete it, mark it as unread, flag the message, or pin it to keep it at the top of your folder. To find the item with the attachment, scan the list of items in the thread. To change your Mail settings so your inbox looks and behaves the way you want it to, see Personalize your new Mail experience in Outlook.com. Upgrade to Microsoft Edge to take advantage of the latest features, security updates, and technical support. If you can't open Outlook, or Outlook disappears or crashes, one of your add-ins may be to blame or you may need to update Outlook. For contacts, you can select Filter in the upper right to select what to display in the list and how to sort.
It would get stuck at 82% and then she would turn it off. For awhile, when she did this, the system would try a system recovery installation and was successful until now. The navigation pane is the leftmost pane in Outlook where you'll find your folder list and the icons to move between Mail, Calendar, People, and Tasks. Running the /resetnavpane command removes all customizations to the navigation pane. Starting Outlook in safe mode, which starts Outlook without add-ins loaded, can tell you if an add-in common Outlook startup issues is the source of the problem. If the troubleshooter can't fix your issue, or if you'd like to fix it yourself, see the next section.
After October 14, 2025, Microsoft will no longer provide free software updates from Windows Update, technical assistance, or security fixes for Windows 10. Your PC will still work, common Outlook startup issues but we recommend moving to Windows 11.
Use the classic Outlook calendar check troubleshooter to identify classic Outlook calendar issues. Use the classic Outlook profile setup troubleshooter to set up Microsoft 365 email in classic Outlook. TrustedTech delivers unbeatable customer service, with experts in licensing and high-level technicians always on-call to answer your tech issues in-depth. TrustedTech is dedicated to being a reliable resource for all software and technology support needs.
Sometimes, Outlook might not work if other Office-related processes are still running. You can end all office-related processes in task manager to ensure a fresh start. Begin by creating a brand-new profile for Outlook and set it up with a POP email account. If it opens successfully, the problem isn’t with Outlook but with the PST file from your previous account, which can be damaged. You must have at least three user accounts on the computer to complete these steps. If your antivirus software isn't up-to-date, Outlook may not function correctly.
Learn how to get more out of your connection with Outlook.com. We've streamlined search to make it easier than ever to find what you're looking for. The new Outlook Attachment Preview feature lets you see your pictures and files without leaving your inbox.
If the network is performing slowly, Outlook must wait for read and write operations to the AppData directory to finish. 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. Make sure that the latest updates for Outlook are installed. For more information, see How common Outlook startup issues to install the latest applicable updates for Microsoft Outlook (US English only). For more information, see Support for Office 2016 and 2019 clients connecting to Microsoft 365 services has ended. Running the /resetnavpane command removes all customizations to the navigation pane.
To install common Outlook startup issues the latest Windows and Office updates, click the link below. You can determine if it's corrupted by creating a new profile and changing which profile is used when Outlook starts. Use the classic Outlook startup troubleshooter to diagnose and fix several common classic Outlook for Windows issues for you. If you are having trouble locating scanpst.exe you can also use OutlookTools (free!). For a step-by-step guide on how to work with scanpst.exe see Using the Inbox Repair Tool (scanpst.exe). Virus scanners which integrate themselves with Outlook are known to cause a lot of issues.
When your mail profile is damaged, Outlook often fails to start as well or you’ll find yourself encountering one error after the other. common Outlook startup issues 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?