@Pinho Have you ever used another router in this network before, was it working properly when the ISP line was done then recover? As this sounds more like an issue on the ISP side, while we don't...

@gl10 Sorry to know that.

@silverson If the ISP does provide PPPoE connection, we can test if that is actually working by dialing up on the computer directly. Please connect the ISP modem or line to one of your computer...

@Lothos Hi, the latest version should be now Archer AX6000(US)_V1_210223, you can update the firmware manually by uploading the firmware via the web GUI: https://www.tp-link.com/us/support/faq/2139/...

@Lothos Please update the router firmware to the latest first, then confirm again if the issue persists: https://www.tp-link.com/support/download/archer-ax6000/#Firmware If the issue persists, can...

@Pinho What if you just power off the router, then power it back on, will the speed be back to normal? Are there any advanced settings on the router, such as QoS? You may disable it, then monitor...