If you receive a "400 Error" when attempting to connect your Google email address to Pitches, your IT team or G Suite Administrator will need to follow the below steps to control which third-party and internal apps can access your Google Workspace data:
Use app access control
Note: Only G-Suite administrators have access to make the below change.
From the Admin console Home page, go to Menu > Security > API Controls
Under App access control, select MANAGE THIRD-PARTY APP ACCESS.
View details about apps in the app table.
The following details are displayed:
Verified status—Verified apps have been reviewed by Google to ensure compliance with certain policies. Note that many well-known apps might not be verified in this way. For more details, see What is a verified third-party app?
Users—Number of users accessing the app.
Requested services—Google service APIs (OAuth2 scopes) that each app is using (for example, Gmail, Calendar, or Drive). Services not shown in the GOOGLE SERVICES tab are listed as Other.
Access—Specifies Trusted, Limited, or Blocked.
4. Click the table row of an app to open the app details page. From this page you can do the following:
View or change whether or not your app can access Google services—Review whether the app is marked as Trusted, Limited, or Blocked. If you change the access configuration, click SAVE.
View the Google service APIs (OAuth scopes) that the app is requesting—From the Requested Services section of the app details page, you can view a list of OAuth scopes that each app is requesting. To see each of the OAuth scopes, be sure to expand the table row, or click EXPAND ALL.