Authorize GSMME for your domain

Before you install G Suite Migration for Microsoft® Exchange (GSMME) 5.0, you must authorize it for your domain. 

Step 1: Create a service account 

Complete the steps in Create a service account.

Step 2: Enable API access

  1. Sign in to the Google Admin console.
  2. On the Security page, click API reference.
  3. Check the Enable API access box and click Save changes

Step 3: Authorize your client ID in the Admin console

  1. On the Security page, click Advanced settings. You might need to click Show more to see Advanced settings. 
  2. In the Authentication section, click Manage API client access
  3. In the Client Name field, enter your service account's Client ID.

    Note: For details on how to create the Client ID, see Create a service account.

  4. In the One or More API scopes box, copy and paste the following comma-separated list of scopes:,,,,,,

  5. Click Authorize
  6. Next to the client ID name you entered, make sure all of the scopes appear with a description. If they don't, in the One or More API Scopes box, enter the scope again correctly and click Authorize.
  7. When all of the scopes are entered correctly, go back to the Google Developers Console and click Save.


Next step: Set up your migration. For details, see Migrate data from Exchange using GSMME.

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