@Kevin_Z Hi Kevin, any advice?

@Kevin_Z Hi Kevin_Z, thanks for the feedback. LAN and WAN conections Speedtest screenshots - LAN First is an example when it completely breaks down. the second and third are what it looks like now,...

Hi Archer C5400 v2, FW 1.2.5 Build 20190411 rel.52981(4555) Connection plan is 500/30 Using mutliple PCs and devices all supporting 1Gbit wired connection or at least more than 500mbit After working...