Login to the Kinetic Panel.
Stop the server.
Open File Manager.
Navgite to tf > cfg > server.cfg
Locate sv_tags="1,2,3".
Change to be the desired tags Eg Pvp,Bots,Ducks
Save the file.
Start the server.
Team Fortress 2 guide
How to add Tags to your Team Fortress 2 Server
Tags will help you refine what your server appears under on the server lists