How to Deal With 'Microsoft Outlook Not Responding' When Sending Emails?

When you send/receive an email message in Microsoft Outlook, sometimes Outlook crash, freezes or you receive an error that says, “Outlook Not Responding”. Even, if the mailbox size increases you may eventually end up ‘Not Responding’ error. Whatever might be the case, here is the solution to fix “Outlook not responding when sending mail”.

Microsoft Outlook is undoubtedly one of the most widely used email client tool Worldwide in all the organizations of all sizes. However, like other tools, Outlook also prone to bugs and corruption problems.

One common problem that most of the Microsoft Outlook users often face is "Outlook not responding" when sending or recieving emails. As an Outlook user, this error can be frustrating. To fix this error and reduce your frustrations, we are here to give a free and handy solution. Just relax and continue reading to know what this error is and how to fix this issue easily.

Error:

Outlook not Responding when sending email message.

Cause:

Below are the reasons for Outlook not responding error when sending email.

• Another process is using Outlook
• Lack of latest updates
• Outlook is loading external contents like images, files in the email
• Conflicts caused by previously installed add-in/another program
• Large Outlook mailbox
• Faulty Office program
• Corrupted or damaged Outlook data files
• Outdated antivirus or conflicts between Outlook and antivirus
• Corrupted user profile

Resolution: Try these free and manual methods to fix Outlook not responding issue

Here are steps to solve Outlook not responding when sending email problem.

1. Close Outlook if it is running on multiple devices. Update your Outlook program as well as antivirus software. Close any other programs if it is running in the background.

2. Prevent Outlook from downloading external contents: by navigating to File -> Options -> Trust Center -> Enable both the options of Automatic Download.

3. Restart your computer and open Outlook in safe mode. If Outlook program is working fine, then it seems there is a problem with your Add-ins. So, disable Add-ins.

4. If you have a large number of items in a single folder, you may face issues like Outlook not responding error when sending email or opening Outlook. So, try reducing the size by moving items from your larger folders into separate small folders.

5. Repair MS Office Program:

Go to Control Panel. Select Add or Remove Programs (or Programs and Features). Right-click Microsoft Office 2016, Microsoft Office 2013 or 2010 (depending on your Outlook version) and click on Repair button.

Also, try creating a new Outlook profile from your Mail account.

6. Repair Outlook Data File

Use Inbox Repair tool and repair your corrupted PST file with the following steps.

Find the scanpt.exe file and double click on it. Browse and select the corrupted PST file. Click on Start button to begin the file scanning. You can monitor the ongoing scanning process using the status bar. After completion, Inbox Repair tool displays the error count (if it detects). Choose to Make backup of scanned file before repairing and click on the Repair button.

Now, your corrupted Outlook data file will be fixed by ScanPST.

Sometimes, if the corruption is severe, you may face an error message like Inbox Repair tool not responding and fail to fix the Outlook not responding when sending email problem with ScanPST. But, never lose hope! If nothing helps you out, fix the issue by using advanced Inbox Repair tool provided by Remo.

Resolve Outlook not responding issue with Remo Outlook PST Repair Program:

Remo Repair Outlook program repairs corrupted Outlook PST file created on any Outlook versions like Outlook 2000, Outlook 2003, Outlook 2007, Outlook 2010, Outlook 2013 and Outlook 2016. The software can effectively Outlook 2013 stops responding after opening any of your Outlook files or sending/receiving emails. Even, if you deleted items using Shift + Delete Keys or erased items from Deleted Items folder, this utility will easily restore those Outlook attributes. Furthermore, it comes handy to fix errors that prevent your access on Outlook.

Remo Repair Outlook app is also helpful to repair PST files when scanpst.exe fails to fix Outlook problems. It is capable of repairing highly encrypted and password protected PST files. The software generates fixed PST file in 2003 to 2013 format, so that you can import it at an ease. The tool supports all Windows operating system including Windows 10.