Hi Team,

We are unable to send or receive email in PHP SMTP mailer using zoho email. We are using this on website for sending status mail.

Error is as below : 

SERVER -> CLIENT: 535 Authentication Failed

SMTP ERROR: Password command failed: 535 Authentication Failed

SMTP Error: Could not authenticate.

CLIENT -> SERVER: QUIT

SERVER -> CLIENT: 221 mx.zohomail.com closing connection

SMTP connect() failed.