You have two options to assign tags to athletes. the first is for smaller volume athletes and tags as you do this in the software, versus the second option is to do this via an excel import.
1. Smaller volume tags - This is a quick video to show you how to assign new or existing athletes with a new RFID tag using RaceHQ 3.20.30 or newer.
2. Excel import for large volume - this uses your hardware to read your new tags and then excel to assign those tags to your list of athletes, then import the athletes from your excel template - here
Let us know if you have any questions via firstname.lastname@example.org