This action will bypass the Deleted Items folder and it will put the deleted email directly into to dumpster – Hard delete the selected emails: while the emails are highlighted/selected, keep the Shift key pressed and hit the Delete key. If repairing your data file didn’t solve the problem and you are still unable to delete emails, you can also try one of these solutions: Outlook Email Delete Command Does Not Work – Other Solutions

Unfortunately, Microsoft removed the Inbox Repair tool from Outlook 2010. If you are using Outlook 2003 or 2007, you can check it for errors using the Outlook Detect & Repair / Diagnostics tool available from the Outlook Help menu. If you are unable to delete only some emails (while others get deleted just fine), then your Outlook data file might be corrupted.

If you are unable to delete emails from a given Outlook folder (not just certain emails), most likely that folder is locked because it is being used by a 3rd party application (for example, it may be scanned by an anti-virus program). This article describes various solutions to this problem. Sometimes, emails can get stuck in your Inbox, Outlook or Sent Items folder and you are unable to move or delete them, while Outlook reports an “unknown error”.

Hotmail deleted all my emails