@ArekW Hi, as I wrote, what worked for me was to set high priority for all devices (in deco app settings, look for QoS, input your network bandwidth and just assign high priority to all devices you...

@TP-Link Well, I still think this is a bug, I spent a couple of hours until I figured this out. How can I report this to the software team?

I had the same issues as mentioned in this thread, and I think I found a workaround. My Deco setup is: - 1x M4R, firmware 1.5.0 Build 20210511 Rel. 34580, connected to ONT from my network provider,...