Http://www.webweb.com/kb/index.php? Doc-view-285.html
1. First, log on to the Wordpress blog website "ins" to add INS, search for "Configure SMTP", find it, install and enable it, and then you can see it in "Settings" "SMTP, for example:
2. The following uses the email address 163 as an example. On the right side, you can set it according to the figure.
SMTP settings
After filling in the above information, click "Save changes" to save it.
3. To test whether the setting is successful, click the "send test e-mail" button at the bottom. before clicking the button, make sure that your administrator's email address is correct, because the test email will be sent to the Administrator's email account (you can go to the background to view the Administrator's email account)
Test
If the test is successful, the following information is displayed:
Successful results