Calling Microsoft Graph REST API via the "HTTP > Make a OAuth 2.0 request" module

This is a step-by-step guide on calling the Microsoft Graph REST API from Integromat:

1. In Integromat, create a new scenario
2. Insert the HTTP > Make a OAuth 2.0 request module.
3. Open the module's configuration and click on the "Add" button next to the Connection field to create a new connection.
4. Fill the connection setup as follows:
   

   Authorize URI	https://login.microsoftonline.com/common/oauth2/v2.0/authorize
   Token URI	https://login.microsoftonline.com/common/oauth2/v2.0/token

5. Open the Microsoft Application Registration Portal in a new tab/window and log in with your Microsoft account.
6. Click on the "New registration" button or select existing MS Azure app.
7. Enter a name (e.g. My Integromat App).
8. Enter https://www.integromat.com/oauth/cb/oauth2 in the Redirect URLs field.
9. Click "Register" button.
10. Copy the Application Id under the "Properties" heading, switch to Integromat and paste it into the Client ID field.
11. Switch back to the Application Registration Portal.
12. Under the "Certificates & Secrets" heading, click on the "New Client Secret" button.
13. Copy the generated toke Value, switch to Integromat, and paste it into the Client Secret field.
14. Switch back to the Application Registration Portal.
15. On the "Overview" section click button "API Permissions"  OR select API permission section, click on the "Add a Permission" button, 
16.  Select Delegated Permissions and enable the required permissions (refer to the Microsoft Graph permissions reference for further details). Start with Offline_access and openid scopes they are required Then add additional needed in your integrations for example: User.Read, Files.ReadWrite.All.
17. Click on the "Add Permissions" button at the bottom of the page.
18. Switch to Integromat.
19. Add the scopes you added in the previous step into the Scope field.
20. Tick the Show advanced settings option.
21. Set the Scope separator to SPACE.
22. Add additional Authorize parameters as shown below:
23. Add the same scopes space separated to Refresh Token parameters. Create a new scope parameter for it:
24. 
25. The connection setup should look like this:
    
26. Click on the "Continue" button.
27. A window will pop up. Review the permissions and click on the "Accept" button:
    
28. The connection should be now successfully created.
29. You can try to perform a test GET call to https://graph.microsoft.com/v1.0/me
30. Configure the module to make an API call (refer to Microsoft Graph REST API v1.0 reference for further details).