Firewall rules dont work for 2 devices in the same wifi network

Hello. I have one internet provider in wifi network. I made drop rules for udp port, but rules working only for one laptop. How can i share rules for another laptop in the same wifi network ?

thx ) i am newbie.

Please provide the firewall rule you have added and a small diagram of your network. Also, please elaborate on what exactly you are trying to achieve.