Applies to: Microsoft Outlook 2011 for Mac
If you are using Outlook 2011 for Mac, use one of the following methods to delete messages stuck in your Outbox.
- Right click on message in outbox, choose “open message”
- Remove the attachment
- Press send
This will re-send the message without the over-sized attachment.
If you don't want to send the message or its stuck for other reason, try this method:
Close Outlook 2011, hold the shift button down while reopening Outlook. Go to outbox and delete the “stuck” message.
Windows users, see Delete a message stuck in Outlook's Outbox