PHP Swift mailer: Failed to authenticate on SMTP using 2 possible authenticators

Question

When I send an email with the PHP Swift mailer to this server: smtp.exchange.example.com like this:

// Load transport
$this->transport =
    Swift_SmtpTra         


        

Answer 1

I tried almost all the possible suggestions mention here but for me problem got solved after changing "Access for less secure apps" to ENABLE in my Google account security settings tab. Hope this might useful for others !