Outlook Express can only receive mail but not mail

If you receive emails with Outlook Express, you will only receive emails, but will appear when you send emails. "Because the server refuses to accept the sender's email address, this email cannot be sent" error message , can be solved by the following method.

To ensure that the authentication email address is entered correctly, check whether authentication is enabled by clicking on the <quo;tool → account" in the Outlook Express main interface, and then in the pop-up window. Click “Mail” and select your account, then click “Properties →Server”, and finally check in the window whether the "My server requires authentication" item, if not, then We should choose it. Then Outlook Express can send emails.