I fixed it by disabling NAT on the ISP side and using only the router's NAT.

Hello @Joseph-TP My ISP is Dom ru (ER-Telecom Holding) - Russia. Yes my friend also uses a router from TP-Link (AX1800), but the problem was also present when he used his previous router (dlink...

Hello! I am not very well versed in this topic, so I am asking for your help. When connecting internet cable to router and from router using patch cord to PC there is a delay (ping) in online games...