Only sent a couple of emails today so why would I get this message please:
An unknown error was returned from the SMTP server.
Subject 'Videos featuring Heather Wastie'
Server Error: 453
Server Response: 453 4.2.0 rmSwebBiG59cn Sorry, we can’t send this email at the moment because you’ve sent a lot of emails recently. Please wait an hour or so and then try sending your email again. For more information visit our help article (link: help2.talktalk.co.uk/i-cant-send-or-receive-emails) (TT603)
Server: 'smtp.talktalk.net'
Windows Live Mail Error ID: 0x800CCC61
Protocol: SMTP
Port: 25
Secure(SSL): No