If your internet is slow or spotty, Outlook might struggle to sync data. Outlook freezing or becoming unresponsive isn’t just frustrating—it can derail your entire day. Lost work, missed deadlines, annoyed colleagues… It’s the kind of headache no one needs. Find solutions to common problems or get help from a support agent. If Outlook is in use by another process, this information is displayed in the status bar at the bottom of the screen. If you try to perform other actions while Outlook is in use, Outlook may not respond.

Problems with the device, connection to power, network issues, viruses or malware, oversized files, and improper shutdowns all cause the PST file to act up. But little tools that add extra features to Outlook can be the reasons for Outlook corruption. Microsoft has its own tool for automatically scanning and correcting Office when things go awry.

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.

Below, you will see some of the most common issues that users run into, and what the most efficient way to troubleshoot Outlook is. When your mail profile is damaged, Outlook often fails to start as well or you’ll find yourself encountering one error after the other. When the scan is done and errors have been fixed, run scanpst.exe again until no errors are found anymore. If after scanning the file more than 3 or 4 times errors are still found, you might want to copy over your data in a easy fixes for Outlook errors new pst-file. However, like any software, Outlook isn’t immune to issues. Occasionally, classic Outlook tries to run a process in the background.

These files can be repaired through an inbuilt program in the Outlook installation directory. If everything is working correctly, you can now delete the old profile. When you face issues related to the Outlook profile stuck on loading, there might be some hardware issues. So, make sure you turn off the hardware acceleration option in Outlook. To create a user profile, you must first create a user account.

Starting Outlook in Safe Mode will prevent some or all add-ins from easy fixes for Outlook errors being loaded, prevents several settings files from being loaded and turns off the Reading Pane. 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).

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.

As you can see the manual method seems to be very complicated and lengthy, so you can directly go with the third-party tool to solve the common Outlook errors. In the end, users should choose a method or procedure that they are totally comfortable to perform it. Usually, this type of error shows some issues, errors, or glitches on the local disk where your Microsoft Outlook PST files are located. You can effortlessly use some troubleshooting procedures to set up your local drive. We recently surveyed 287 of our users to ask, "What made you try Mailbird in the first place?".

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. If none of the above suggestions helped, try to repair your Office programs, as the last resort. Close all Office applications and open Control Panel.

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 easy fixes for Outlook errors 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.