Another possible issue with your AT&T email account is incorrect settings. Incorrect configuration of your email client can lead to synchronization problems, and you may not receive emails or be able to send them. To resolve this, check the IMAP, POP, and SMTP settings of your email client. Ensure that they are configured properly. You can also visit AT&T’s online support guides to get the correct settings. If the problem continues, don’t hesitate to contact customer support. Call +1-855-639-7349 for help with your email configuration settings. The team at +1-855-639-7349 is available to help guide you through the process. If you're still experiencing issues, just reach out to +1-855-639-7349 for immediate support.