Fix Outlook Stops Responding When Sending Email

Are you tired of Outlook’s unresponsiveness while trying to send emails? Find out how to fix this frustrating issue and keep your email communication running smoothly.

Common Causes for Outlook Not Responding When Sending Email

1. Add-ins: Certain add-ins can cause Outlook to freeze or become unresponsive when sending emails. Disable any unnecessary add-ins to see if this resolves the issue.

2. Large email attachments: Sending emails with large attachments can overload the Outlook program, leading to unresponsiveness. Try compressing or removing the attachments before sending.

3. Corrupted Outlook data files: Corruption in Outlook data files can also cause the program to freeze. Use the Inbox Repair tool (scanpst.exe) to fix any corrupted files.

4. Outdated software: Running an outdated version of Outlook or not having the latest updates installed can lead to compatibility issues and errors. Update your Outlook program to the latest version.

5. Overloaded mailbox: Having too many emails or a cluttered mailbox can slow down Outlook. Archive old emails or organize your mailbox to improve performance.

6. Server issues: Problems with the email server can also cause Outlook to stop responding when sending emails. Contact your email service provider to check for any server-related issues.

Tips to Resolve Outlook Not Responding Issue

1. Check your internet connection: Ensure that you have a stable and reliable internet connection to send emails without interruptions.
2. Clear the Outbox: If there are any stuck or unsent emails in your Outbox, delete them to prevent any conflicts that may cause Outlook to stop responding.
   
3. Disable add-ins: Some add-ins can interfere with Outlook’s functionality. Disable any unnecessary add-ins and see if the issue persists.
4. Update Outlook: Make sure you have the latest version of Outlook installed, as updates often include bug fixes and performance improvements that can resolve the not responding issue.
5. Repair your Outlook data files: Use the built-in Inbox Repair tool (scanpst.exe) to repair any corrupt or damaged Outlook data files that might be causing the problem.
6. Disable antivirus software: Temporarily disable your antivirus software and check if Outlook starts responding. Sometimes, overzealous antivirus scans can slow down or freeze Outlook.
   
7. Start Outlook in Safe Mode: Launch Outlook in Safe Mode to disable any problematic add-ins or customization settings that may be causing the not responding issue.
8. Check for conflicting programs: Certain programs or background processes can conflict with Outlook. Check for any recently installed software or updates that may be causing the issue.
9. Reduce mailbox size: Large mailbox sizes can impact Outlook’s performance. Archive or delete unnecessary emails, and consider compacting your PST or OST files to free up space.
10. Recreate Outlook profile: If all else fails, try recreating your Outlook profile. This will create a new profile from scratch, resolving any configuration issues that may be causing the not responding problem.
    

End Outlook.exe Process

If you’re experiencing issues with Outlook freezing or not responding when sending emails, there are a few steps you can take to fix the problem. One possible solution is to end the Outlook.exe process using the Task Manager.

To do this, follow these steps:

1. Press Ctrl + Shift + Esc to open the Task Manager.
2. Go to the “Processes” tab and look for “Outlook.exe”.
3. Right-click on “Outlook.exe” and select “End Task”.

This will force close the Outlook process. Afterward, you can try reopening Outlook to see if the issue is resolved.

Keep in mind that ending the Outlook.exe process may cause unsaved data to be lost, so be sure to save any important information before proceeding.

If this solution doesn’t work, there may be other causes for the problem, such as corrupted files or add-ins. In such cases, it’s recommended to seek professional assistance from services like SysTools Outlook or Microsoft support for further troubleshooting and fixes.

Start Outlook in Safe Mode

To fix the issue of Outlook stops responding when sending an email, you can try starting Outlook in Safe Mode. This will help identify if any add-ins or extensions are causing the problem. Follow these steps:

1. Close Outlook.
2. Press the Windows key + R to open the Run dialog.
3. Type “outlook.exe /safe” and click OK.
4. If Outlook starts without any issues, it means that an add-in or extension is the culprit.
5. Disable or uninstall any recently installed add-ins or extensions.
6. Restart Outlook normally and check if the issue persists.

Starting Outlook in Safe Mode can help resolve freezing or crashing issues. If the problem continues, you may need to explore other solutions or seek professional assistance.

Disable Outlook Add-ins

To disable Outlook add-ins and fix the issue of Outlook stops responding when sending an email, follow these steps:

1. Open Microsoft Outlook and click on “File” in the top left corner.
2. Select “Options” from the drop-down menu.
3. In the Outlook Options window, click on “Add-Ins” in the left-hand menu.
4. Under “Manage,” select “COM Add-ins” and click on “Go.”
5. Uncheck any add-ins that you suspect may be causing the problem.
6. Click on “OK” to save the changes and close the window.
7. Restart Outlook for the changes to take effect.

By disabling unnecessary add-ins, you can resolve the issue of Outlook freezing or not responding when sending emails. If the problem persists, you may need to try other solutions or seek assistance from Server Management Services or professional IT support.

Shut Down Unnecessary Programs

To fix the issue of Outlook stopping to respond when sending emails, one of the troubleshooting steps you can try is shutting down unnecessary programs on your computer. Sometimes, having too many programs running simultaneously can overload your system and cause Outlook to freeze or stop responding.

To do this, follow these steps:

1. Press Ctrl + Shift + Esc to open the Task Manager.
2. In the Task Manager window, go to the “Processes” or “Details” tab (depending on your version of Outlook).
3. Look for any processes or programs that are not essential and are taking up a significant amount of CPU or memory resources.
4. Right-click on the unnecessary processes or programs and select “End Task” or “End Process Tree” to shut them down.

By shutting down unnecessary programs, you can free up system resources and potentially resolve the issue of Outlook not responding when sending emails.

If you’re still experiencing the problem after trying this solution, you may need to explore other working solutions mentioned in the article.

Restore Outlook Data Files

If Outlook stops responding when sending an email, there are a few steps you can take to restore your Outlook data files. Firstly, make sure you have the latest updates for Outlook installed. If the issue persists, try running the Microsoft Outlook diagnostic tool. If that doesn’t work, you can try using a third-party tool like SysTools Outlook Recovery to repair any corrupted data files. Another solution is to start Outlook in safe mode by holding the Ctrl key while launching the application.
If all else fails, you can try creating a new Outlook profile or repairing your Office installation. These steps should help resolve the issue and get your Outlook back to working normally.

Reduce Mailbox Size

• Archive old emails: Move old or less important emails to a separate folder or archive to free up mailbox space.
• Use mail cleanup tools: Utilize built-in Outlook features like the Cleanup tool to delete redundant or unnecessary emails.
  
• Empty the Deleted Items folder: Regularly empty the Deleted Items folder to permanently remove deleted emails and reclaim storage space.
• Enable AutoArchive: Set up AutoArchive to automatically move or delete older emails based on specific criteria, reducing mailbox clutter.
• Minimize attachments: Avoid attaching large files unnecessarily or consider using cloud storage services to share files instead.
• Manage mailbox rules: Review and optimize mailbox rules to automatically organize incoming emails and prevent mailbox overload.
  
• Perform regular mailbox maintenance: Regularly clean up your mailbox, delete unnecessary emails, and keep your mailbox organized.
• Consider email storage options: Evaluate alternative email storage solutions like cloud-based email services to offload mailbox storage burden.
• Optimize email settings: Adjust Outlook settings to limit the amount of email stored locally and reduce the overall mailbox size.
• Utilize deduplication tools: Utilize third-party add-ins or tools to find and remove duplicate emails, reducing mailbox size and improving performance.
  

Avoid Interruption while Syncing

If you’re experiencing Outlook freezing or not responding when sending emails, there are a few steps you can take to resolve the issue.

First, make sure your Outlook application is up to date. Check for any available updates and install them if necessary.

Next, try disabling any add-ins that may be causing conflicts. Go to the “File” tab, select “Options,” then click on “Add-Ins.” Disable any add-ins that you don’t need or suspect may be causing the problem.

If the issue persists, you can try repairing your Outlook installation. Go to “Control Panel,” select “Programs,” then choose “Programs and Features.” Find Microsoft Office in the list, right-click on it, and select “Change.” Follow the on-screen instructions to repair your installation.

If none of these solutions work, consider using a specialized software like SysTools Outlook Recovery. This tool can help you fix Outlook errors and recover your email archive.

Disable Anti-Virus Software

To fix the issue of Outlook freezing or not responding when sending emails, it may be necessary to disable your anti-virus software. This can sometimes interfere with Outlook’s functionality.

To disable your anti-virus software, follow these steps:

1. Open your anti-virus program.
2. Look for the settings or preferences menu.
3. Locate the option to disable real-time scanning or protection.
4. Toggle this option to turn off your anti-virus software temporarily.
5. Save your changes and exit the settings menu.

After disabling your anti-virus software, try sending an email in Outlook again to see if the issue persists. If Outlook now works correctly, it’s recommended to reach out to your anti-virus software provider for further assistance on configuring it to work seamlessly with Outlook.

Repair MS Office Programs

To fix Outlook when it stops responding while sending an email, follow these steps:

1. Close Outlook and any other Office programs running on your computer.
2. Open the Task Manager by pressing Ctrl + Shift + Esc.
3. In the Task Manager, go to the Processes tab and look for any Outlook processes. End these processes by selecting them and clicking on “End Task.”
4. Open Outlook again and check if the issue persists.

If the problem continues, try disabling any add-ins that may be causing conflicts. Here’s how:

1. Open Outlook and go to File > Options.
2. In the Options window, select the Add-Ins tab.
3. At the bottom of the window, click on “Go” next to “Manage: COM Add-ins.”
4. Uncheck any add-ins that are enabled, then click OK.
5. Restart Outlook and test if the issue is resolved.

If the above solutions don’t work, you can also try repairing your Office installation using the following steps:

1. Open the Control Panel on your computer.
2. Go to Programs > Programs and Features.
3. Find Microsoft Office in the list of installed programs and select it.
4. Click on “Change” at the top of the window.
5. In the Office setup wizard, select “Repair” and follow the on-screen instructions.

If none of these solutions resolve the issue, you may need to seek further assistance from Microsoft support or a trusted IT professional.

Prevent Server Crashing and Other Related Tips

1. Check your internet connection:
   • Ensure that you have a stable and reliable internet connection.
   • If using a wireless connection, try switching to a wired connection for better stability.
     
2. Reduce the number of recipients:
   • When sending emails to a large number of recipients, consider breaking them into smaller groups.
   • Avoid sending mass emails or newsletters from your personal Outlook account.
     
3. Check email attachments:
   • Verify that the size of attachments is within the allowed limits set by your email provider.
   • If necessary, compress large attachments or use file-sharing services to send files.
4. Disable add-ins:
   • Open Outlook and go to File > Options > Add-ins.
   • Disable any unnecessary add-ins that may be causing conflicts or slowing down Outlook.
5. Update Outlook:
   • Check for and install any available updates for Outlook to ensure you have the latest bug fixes and improvements.
   • Go to File > Office Account > Update Options > Update Now.
6. Run Outlook in Safe Mode:
   • Close Outlook if it is open.
   • Press Windows Key + R to open the Run dialog box.
   • Type outlook.exe /safe and press Enter.
   • Check if Outlook runs smoothly in Safe Mode.
     
7. Create a new Outlook profile:
   • Close Outlook if it is open.
   • Press Windows Key + R to open the Run dialog box.
     
   • Type control mlcfg32.cpl and press Enter.
   • In the Mail Setup window, click on Show Profiles.
   • Click Add to create a new profile and follow the on-screen instructions.
   • Set the new profile as the default and try sending emails again.
     
8. Repair Outlook data files:
   • Close Outlook if it is open.
   • Open Control Panel and go to Programs > Programs and Features.
     
   • Select Microsoft Office and click on Change.
   • Choose Repair and follow the on-screen instructions to repair Outlook data files.
9. Scan for viruses and malware:
   • Run a full system scan using reliable antivirus software.
   • Remove any detected viruses or malware that may be causing issues with Outlook.
     
10. Reinstall Outlook:
    • If all else fails, consider uninstalling and reinstalling Outlook.
    • Make sure to backup your Outlook data and settings before uninstalling.
      
    • Download the latest version of Outlook from the official Microsoft website and install it.
    • Restore your backed-up data and configure your email accounts.