Sign in with the username and password you were given.
Remove a wrongly-added member, or add someone from the pending list. Changes are logged.
This puts the batch back to "Submitted" so it can be corrected. A reason is required and is logged.
Filled in from the members list — edit if needed.
Leave everything unchecked for full access to all groups. Check specific ones to restrict them to just those.
You're using a shared or temporary password — set your own before continuing.