I am trying to open port 25565 on my two routers. I want to forward ports from PC 1. I have followed many tutorials but none of them seemed to help me. Router 2 is Asus RT-N12+ and Router 1 is ZTE ZXHN H267A. I will provide any extra screenshots if needed.
LAN IP of PC 1 is 192.168.1.166, default gateway of router 2 is 192.168.1.1, default gateway of router 1 is 10.0.0.138