Have you recently faced an “smtp error: could not authenticate” while using PHPMailer? While this is an effective tool for sending emails easily and safely using SMTP authentication, you may sometimes suffer an error due to incorrect SMTP configuration or incompatible server settings.“smtp error: could not authenticate” is one of the issues that website owners face while sending emails using PHPMailer. There can be many causes for why this error is appearing on your screen. However, worry not; it can be easily resolved with the right steps. Learn how to fix ‘smtp error: could not authenticate.’
  
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