What is SMTP authentication failed Error,it Causes and Troubleshooting
SMTP authentication (SMTP AUTH) failure in hosting can occur due to various reasons, and troubleshooting the issue involves identifying the root cause. Here are common reasons for SMTP AUTH failures and potential solutions: Reasons for SMTP AUTH Failure: 10. You might have the wrong settings. 11.Your email account has multi-factor authentication enabled: SMTP connection can’t…