I bought a wordpress droplets. I migrate my websites here. Before, I use gmail and work well.Now it does not work. I use wp mail stmp plugin. When test email send,I get follows message: There was a problem while sending the test email.
An issue was detected.
This means your test email was unable to be sent.
Typically this error is returned for one of the following reasons:
These answers are provided by our Community. If you find them useful, show some love by clicking the heart. If you run into issues leave a comment, or add your own answer to help others.