NOTE: Chrome Gopher cannot be used by gmail.com users. In order to access Chrome Gopher, you must be used be logged in as a Google Apps user.
If a Google Apps user is unable to access Chrome Gopher, check to make sure that the users has admin privileges to manage Chrome OS devices and read organization units.
Chrome Gopher can be used by any Google Apps user that is a super-admin or any user with an assigned admin role that includes the “Chrome OS > Manage devices” and “Organization Units > Read” permissions.
User roles can be assigned in the G Suite admin panel:
Go to Users > User profile > Admin Roles and Privileges
Custom roles can be created under “User roles.”