If you need to increase the number of this limit try the next resolution. Step 1 - The hard limit of recipients for a single email message is 300. Reduce the number of recipients for a single email to less than 300.

Most times, this is caused by a corrupted search index, which you can rebuild. Keep in mind this does take a while, and it’s usually best done after the user has left for the day. Microsoft has its own tool for automatically scanning and correcting Office when things go awry. You can read about it and then run the Microsoft Support and Recovery Assistant to see if that helps. It can automatically diagnose issues, troubleshoot, and fix problems with Outlook.

Though there could be numerous reasons why Outlook crashes or crashes on your PC, you will go over a few problems in this article and show you how to fix each one. Has anyone seen this as well with this months updates.

Please install the Windows 10 Fall Creators Update to fix this issue. Outlook 2016 freezes when you try to preview an Excel file that's attached to an email. For more information about when builds are available for their respective channels, go to Update history for Microsoft 365. MAPI does not validate that a provider's DLL that it is requested to load is registered correctly in MapiSVC.inf or even that it comes from the local machine. This can be exploited by creating a file together with an OLE object in such a way to cause MAPI to load a DLL from a Fix Outlook Site network share when the OLE object is activated.

Below, you will see some of the most common issues that users run into, and what the most efficient way to troubleshoot Outlook is.Running Out of Mailbox Space. ...Outlook Crashes or Freezes on Opening. ...Recovering Deleted Items. ...Search Is Not Working. ...View Settings.

Add-ins are extensions that you can install to enhance Outlook’s functionality and unlock additional features, like CRM integration. But these add-ins can sometimes result in compatibility issues, especially if they’re not up-to-date or poorly coded. A conflicting add-in might cause Outlook to freeze, crash, or not open at all.

If you want to fix a problem with Outlook closing, try repairing the Office app.First, open the Control Panel.Then, find 'Programs' and click the 'Uninstall a program' option.Scroll down until you see Microsoft 365, right-click on it, and click 'Change. ...Choose either 'Quick Repair' or 'Online Repair'.More items...•May 16, 2024

However, we came across many users who are still struggling with this Outlook issue. They still wonder ‘Why is Outlook constantly not responding? ’ So, it is possible that your PST file will get corrupted and you can lose all important data. Or, if the problem is itself due to oversized PST getting corrupt, you need to recover PST data as soon as possible. Let us switch to professional suggested software. Run the classic Outlook advanced diagnostic troubleshooter if you've tried all of the preceding steps and Outlook is still crashing or hanging.

Check the status bar at the bottom of the screen to see if another process is running. If so, wait a short time (usually two or three minutes) to see if Outlook starts working again. You might need to set Windows Update to automatically download and install recommended updates.

If Outlook is still not working correctly even after restarting it, then you could try repairing the program and restart your computer afterward. Outlook is one of the most complex applications of the Microsoft Office suite, which makes it extremely resource-hungry. Outlook may hang Fix Outlook Site simply because it does not have enough memory to run or perform a required operation. This is often the case with outdated and low capacity PCs, however even modern and powerful ones cannot feel secured against this.

Performance may be decreased if you use the Outlook AutoArchive feature or sync to Outlook with a mobile device. These processes can use a large number of resources. Upgrade to Microsoft Edge to take advantage of the latest features, security updates, and technical support. If Outlook keeps crashing, you can run the Fix Outlook Site Outlook Diagnostics Tool to scan and fix common issues related to Outlook. Close Outlook and press Window logo + R keys to open a Run dialog box. Select the Include items with the "Do not Auto Archive" checkbox and click ok.

If you can't choose any of the menu options, type inside an email message, calendar event, or contact, Outlook may have frozen. There are three steps you can take to try to get Outlook working again. However, if you encountered other issues like Outlook not responding, learn how to fix Outlook not responding here. Click the above link to have a quick download, then you can have Outlook errors fixed within minutes. Check the solutions to fix "Outlook not opening" problem and how to avoid "Outlook won't open" again. Here are some common fixes that should work when Outlook doesn't open, whether you're using Windows or a Mac.