Unable To Delete The Outbox Email In Outlook

unable to delete the outbox email in outlook

When the Outlook client fails to send emails, stay in the Outbox folder of the Microsoft Outlook. Sometimes, these emails cannot be sent or deleted due to many reasons like:

Perform the following these steps unable to delete the outbox email in outlook

  • Step : 1 Having attached a Large-sized file makes the outgoing mail to get stuck in the outbox folder.
  • Step : 2 Email properties change when opening the email in the Outbox and then closing it without trying to send the email.
  • Step : 3 If you did not update the changes you made in the email account password, the mail server prevents the outgoing emails leaving it back in the Outbox folder. 
  • Step : 4 The mail account that is used to send the mail is not set as the default mail account.

To resolve these issue try out the mentioned steps:

Perform the following these steps unable to delete the outbox email in outlook

  • Step : 1 Navigate to the  Send/Receive tab in the Outlook window, select the  Work Offline option. Now, open the Outbox then delete those emails that you have to remove.
  • Step : 2 Enable the Work Offline mode on Outlook and move the email that is stuck in the  Outbox to the  Draft folder. Try to delete it again.
  • Step : 3 Set the Outlook in Work Offline mode, then right-click in the taskbar on the screen, and select  Start Task Manager. The Windows Task Manager window pops-up.
  • Step : 4 Under the  Processes tab, find the running Microsoft Outlook process and click the  End Process button to stop the process.
  • Step : 5 After setting up Outlook in offline mode, make sure to change it to the online mode by clicking the Work Offline option.

Another method is to start the Outlook in safe mode:

Perform the following these steps unable to delete the outbox email in outlook

  • Step : 1 Click the Search icon on the desktop.
  • Step : 2 Enter ‘run’ in the Search box then press the Enter key. 
  • Step : 3 The Run dialog box appears, type ‘outlook.exe/safe’ and press Enter.
  • Step : 4 In the Profile window, select the default Outlook menu to start the Outlook in safe mode.
  • Step : 5 The security software on the computer can block the emails from sending. Disable the Antivirus software tool on the computer and try to resend or delete the email.
  • Step : 6 Change the server timeout to a suitable time, open the Account Settings, and select the More Settings option.
  • Step : 7 The Internet E-mail Settings window opens; Go to the Advanced tab and modify the server timeouts. Click OK to save the changes done.


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