Google Gmail

Google Gmail is one of the two supported providers for Email Account. IMAP must be enabled on the account before it can be added — see Google IMAP settings for configuration guidance.

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No Secondary Approval Step
Unlike Microsoft Outlook, Google Workspace accounts do not currently have a documented administrator-consent step that interrupts authentication. A Google Workspace admin console policy could still restrict third-party app access at the organization level — if authentication fails to complete, check with the Google Workspace administrator before assuming the CCaaS-side steps are the issue.