How can I solve Connection could not be established with host smtp.gmail.com ?

100% Working Solution for Laravel mail error ~ How can I solve Connection could not be established with host smtp.gmail.com

Error: Connection could not be established with host smtp.gmail.com [Connection refused #111]

Use localhost: ----------------------------

MAIL_DRIVER=smtp
MAIL_HOST=smtp.gmail.com
MAIL_PORT=587
[email protected]
MAIL_PASSWORD=secret
MAIL_ENCRYPTION=tls

Use server: ---------------------------

MAIL_DRIVER=sendmail
MAIL_HOST=smtp.gmail.com
MAIL_PORT=587
[email protected]
MAIL_PASSWORD=secret
MAIL_ENCRYPTION=tls

=============================================

Always remember MAIL_DRIVER=smtp work for localhost but in case of Server you have make change MAIL_DRIVER=sendmail

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