For details on the fields in the top half of this window, please see Student Details Window.
The Other Details Tab on the Student Details Window is the place where you can list medical conditions, previous experience and general notes for a student, as well as registering different forms of scannable ID for the student.
The field on the left can be made Mandatory and/or Requested.
To work with scannable items for this student, you can either select the source from the drop-down combo (in the case of using a serial device), or click on the list to make it active and use a "Keyboard-Wedge" or USB scanner. See Tracking Students with Barcodes, Magnetic Cards or Fingerprints.