The documentation covering the use and configuration of Course Publisher is available from
Please ensure you have access to the Course Publisher tool in the first instance. Admin tools > Course Publisher
If you are your institutions Admin/Super Admin and do not have access to the tool please open a support case with the D2L Support team who can assist with the enabling of the tool. Alternatively, please connect with your institutions learning administration team to discuss making the tool available to you.
Hope that helps!
Up and running. thanks for the help.