Try Deleting Large size email attachments: If it’s showing Offline, Then go to Send/Recieve> Click on Work Offline> disable this tab>try resending the email again. Check at the lower right window of Outlook to see if “Connected” or “Connected to Microsoft Exchange” is showing. Then see if your mail server is offline, emails are stored in the Outbox folder of Outlook. Check whether the Server is connected or not:įirst of all, check if your internet connection is working fine. If the email is not sent, it remains in the Outbox folder, try sending it again. The outgoing program is currently scanning the outgoing emails.Įasy Solution for Cannot Send Emails From Outlook 1.The PST or OST Data are accessed by another program.Send setting of the account are corrupted.There is no default E-mail account present.Outlook server or mail server remains offline.The account was not authenticated with the mail server.MS outlook account password was changed recently.Large size attachments can stop the email fix cannot send the mailing process.This problem of email not sending in MS Outlook 365 or Outlook 2016 or other outlook versions can be caused by many factors, some of them are: Some common reasons for Outlook Email Sending Issue Quick Method to solve any corruption in Outlook files – Outlook PST Recovery. Let us discuss what are the common reasons for this and how you can solve the email not sending but can receive in MS Outlook 365, 2016, 2013, 2010, and 2007 on your own. But, sometimes, it can happen that you cannot send emails from outlook 2016. MS Outlook is being used around the world for information exchange.

Outlook cannot attach files 2016