Thank you very much. It's work after I changed the Duplex Setting to "1000Mbps full duplex". I think my ISP service is 500Mbps , "Auto Negotiated" was picked "100Mbps full duplex" insteal of...

I bought AX50 recently. I found my router WAN speed limit to 100M. My ISP service is HKBN with 500M. I called my ISP customer service today, they checked my router's WAN speed is 100M. I use all CAT...