Configure Office 365 Integration

Configure Office 365 Integration

  1. Post SMTP – v2.0.18
  2. Version 1.2 of this extension to work properly.

    The extension can be downloaded here:

After activating the plugin inserts the serial you got


The Setup


  1. Go to:
  2. Click all services

3. On the sidebar menu click “Identity” and then click on “App registration”



Please notice that your redirect URL is:
(if not clear, replace to your domain name)


After saving the info, the page will refresh with your APP data, Click “Certificate & secrets” to create client secret.


Copy the values under “Application ID” and “Client secrets” to the matching fields in the plugin.

From the plugin main screen click “Grant Office 365 Permission”, you will be redirected to office 365 to login and approve access to your app.
If everything is OK you should see this message:

Send a test email to verify that everything is working properly!

I would love to hear about your success configure the extension so please feel free to comment here.

Reported Issues

Can someone configure this for me?

Luckily one of our users named Tim, you may know him as the person helping me with plugin support.

Tim agrees to help anyone that needs help configure the plugin for a small fee, you can check the full details here: