1. Enable the Gmail API

Your OutSystems app cannot access Gmail features unless the API is active in your Google Cloud Project.

1. Log in to the Google Cloud Console.

2. Select your project from the top dropdown.

3. In the left sidebar, go to APIs & Services > Library.

4. In the search bar, type "Gmail API".

5. Click on the result named Gmail API (by Google).

6. Click the blue Enable button.

   • Note: It may take a few moments to activate.

2. Update OAuth Scopes

You must tell Google that your app requests permission to Send and Modify emails.

1. In the left sidebar, navigate to APIs & Services > OAuth consent screen.

2. Click the Edit App button (usually near the top or next to the app name).

3. Click Save and Continue until you reach the Scopes step.

4. Click + Add or Remove Scopes.

5. In the "Filter" box, type gmail to narrow down the list.

6. Select the checkboxes for the following scopes (corresponding to your connector's actions).

7. Click Update to close the selection window.

8. Click Save and Continue through the remaining steps (Test Users, Summary) to finish.