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phpemailgmailphpmailer

gmail keeps blocking PHPmailer sign in


I'm about to deploy a website in the next 8h and Gmail just stop accepting PHPmailer sign in to my account. At first it worked, for a bunch of hours while testing. Then, it just stopped working.. I already allowed all the allow less secure apps to sign in from gmail but it just still don't allow phpmailer to sign in. I want to jump off a cliff!

Here is the same code that worked brilliant a few hours ago:

$mail->SMTPDebug = 0;
$mail->isSMTP();
$mail->Host = "smtp.gmail.com";
$mail->SMTPAuth = true;
$mail->Username = 'myemail@gmail.com';
$mail->Password = 'password';
$mail->SMTPSecure = 'ssl';
$mail->Port = 587;

Then for some reason gmail just started blocking the sign in attemps. I hope I could get some help here, I already looked for over an hour and still got nothing.

Thanks!


Solution

  • Resolved! I hope this helps others in the future.. Even though I enabled gmail "access to less secure apps" it kept rejecting the PHPmailer sign in.. Seems that for some reason gmail wasn't accepting port 587, at least for me, so I switched it to 465 and everything started working right a way.

    As a plus for this answer, as for what @Amit Merchant suggested in the comment section, I wasn't aware of what the last comment in stackoverflow.com/a/33667250/1485183 says, it basically shows a gmail feature I never found or heard when looking for a solution for my problem, that this: accounts.google.com/DisplayUnlockCaptcha

    I'm sure this will help someone some day whether if it's for phpmailer or any other library.