@Alexandre. do you have QoS enabled? When I updated from 100Mbps to 500Mbps I forgot that my "Total bandwith" was set to 100Mbps, so that was the max I was getting download/upload; after I changed it...

@Alexandre. But, shouldn't the Decos use the maximum bandwith available for the 5Ghz band (857Mbps I think) even if my ISP doesn't give me that speed? That would mean that the first chained Deco gets...

@JordiB @TP-Link After I did a lot of "Network Optimization"s without success, I gave up. I did enable the option to "Disable Ping from WAN" in the IPv4 settings in the Advanced options and then......

@TP-Link I tried the beta firmware but it doesn't do anything. I have three Deco M5 units set up in a line: Main unit <------> Second Deco <-----> Third Deco Third Deco should use Second Deco as...

@TP-Link Can you send me the beta firmware please?