How to configure SMTP Authentication in the Wordpress?
Many hosting companies don’t allow clients to send emails from localhost, so it requires us to configure the authentication in our website applications, please don’t expect the hosting provider can change their settings on the hosting server:) Some applications have configured SMTP authentications already, you just need to [...]

In some cases when you attempt to send mail you can experience an error similar to the following:
The connection to the server has failed. Account: ‘you@YourHostedDomain.com’, Server:’mail.YourHostedDomain.com’, Protocol:SMTP, Port: 25, Secure(SSL): NO Socket error: 10061, Error Number: 0×800ccc0e

This error usually indicates the failure of your email program to connect to port 25, the SMTP (outgoing [...]