MAPI does not validate that a provider’s DLL that it is requested to load office365emailfix.blogspot.com/2025/10/fix-outlook-not-sending-or-receiving.html 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 network share when the OLE object is activated. 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. Find solutions to common problems or get help from a support agent.
Our Account Managers and Distribution Team fulfills orders quickly and efficiently, giving our customers digital downloads in record time so they can move on to their next big project. Sometimes you’ll open Outlook and then for no apparent reason, it will freeze or shut itself down. There are quite a few different causes for this, but one of the most common is a defective add-in. Here’s how to disable add-ins in Outlook even when it keeps crashing. If Outlook Desktop fails to connect, try these steps before escalating the issue to the ET&S Help Desk.
If you lose your connection to the internet, classic Outlook won’t be able to send your messages. To fix this problem, on the ribbon, select the Send/Receive tab, then, in the Preferences group, select Work Offline to toggle between offline mode and online mode. You may need to open the message and send it again or choose Send/Receive.
If you’re having problems setting up your email in classic Outlook, we want to help. 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. Step 1 – Follow these instructions to create a distribution group. Find solutions to common problems or get help from a support agent.
If the uninstall process fails, you can manually uninstall Office from your computer or use the Office Uninstall Support Tool (OffScrub.exe). Virus scanners which integrate themselves with Outlook are known to cause a lot office365emailfix.blogspot.com/2025/10/fix-outlook-not-sending-or-receiving.html of issues. Uninstalling this part of your virus scanner is strongly advised; you’d still be sufficiently protected by your on-access scanner part of the virus scanner.
After you’ve moved all the items, you can remove the Recovered Personal Folders (.pst) file, including the Lost and Found folder. To create a new Outlook Data File, go to Create an Outlook Data File. The steps to access the repair tool vary depending on your operating system. There can be instances that your Outlook profile is corrupted, recreate a new Outlook profile to resolve the issue. The last option in this list is to repair the Outlook data file.
The trial version of the software is also available for free download, so you can try it before purchasing the full version. There are many methods to repair Microsoft Outlook 365, but none can deal with highly corrupted PST file. In such case, Kernel for Outlook PST Repair tool comes in handy. It is the best PST repair software to repair and restore data from corrupt PST or password-protected files. You can save recovered PST data to DBX, MBOX, MSG, EML, TXT, RTF, HTML, and MHTML formats.
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.
So, if I tried to open a message, search my inbox, write a new email, go to the calendar, etc., it would freeze up for about 5-10 seconds at a time. The freezing never seemed to occur when I had Outlook open but was not using it. For a list of antivirus software vendors, see Consumer antivirus software providers for Windows. Outlook stores certain data, such as email signatures and the spelling checker dictionary, in the AppData folder. If the network is performing slowly, Outlook office365emailfix.blogspot.com/2025/10/fix-outlook-not-sending-or-receiving.html must wait for read and write operations to the AppData directory to finish.
You can create a new profile and then add your email accounts to the new profile. If you try to delete or move a large number of messages at once, Outlook can appear to freeze, but really, it’s working behind the scenes. If Outlook is performing some operation on hundreds or thousands of messages at once, it might appear to be stuck. Give Outlook a few minutes to finish the process and office365emailfix.blogspot.com/2025/10/fix-outlook-not-sending-or-receiving.html it should start to work again. For example, the first time you try to Dismiss All on a list of reminders, Outlook asks you if you’re sure you want to do that.
You can use the Inbox Repair tool (SCANPST.EXE) to diagnose and repair errors in your Outlook data file. The Inbox Repair tool checks the Outlook data files on your computer to see if they’re in good shape. You can create a new Outlook Data File and drag the items in the Lost and Found folder into the new data file.