This feature is currently available for the Google Drive and Docs and Google Chat services.
Supported editions for this feature: (Drive, Docs, & Chat) Frontline Plus; Business Plus; Enterprise Standard and Enterprise Plus; Education Standard and Education Plus; Enterprise Essentials and Enterprise Essentials Plus. (Drive & Docs only) Business Standard; Nonprofits; G Suite Business. Compare your edition
As a Groups administrator, you can add members to, or remove them from, any target audiences created for your organization.
Manage members of a target audience
Remove members from a target audience
Next steps
Set target audiences for a Google service