To access this tab, the Passengers service in the account properties. To work with passengers and their groups, the user should have the Create, edit, and delete passengers access right to the resource of the account.
On this tab, you can create passengers and add them to the lists of automatic assignment to the required units. This allows monitoring the trips of passengers and use the data received from them when monitoring units, executing reports and configuring notifications (see more). Here you can also perform the following actions with passengers: working with the assignment history, editing the properties, copying, and deleting.
Read about the process of assigning and separating trailers here.