Install & Activate the Post SMTP plugin.
!! BEFORE YOU CONTINUE !!
You must have already purchased Gsuits and have setup MX DNS Records.
Click on “Start The Wizard” button, enter your email address and the name you want to appear in the email From field.
Connectivity Testing on SMTP – gmail.com:587
Press the consent button on the right.
You will need to select Internal.
On the Create credentials drop-down, select OAuth client ID.
Select Web application, name your app and then copy the fields. You will also need to paste in your site domain & Authorised redirect URL. EG: https://your-domain.co.uk/wp-admin/options-general.php?page=postman
Now, copy the Client ID and Client Secret and paste them in their respective fields and save.
Now from the page of Post SMTP under actions, select Grant permission with Google.
Select the Gmail account you want to use sending emails. Then Allow the POST SMTP you used to send emails.
To verify you configured everything correctly, just check that your status matches this one.
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