@Kostia16384 The solution was to enable the WMM. Thanks for help here! We've successfully identified the root cause of your issue. The problem is related to a specific setting that is causing your 5G...

@Joseph-TP Thank you. I've received an email stating that the case was escalated to tp-link engineers.

@Joseph-TP Yes, the Smart Connect has always been disabled on my router. The test client was always connected to the network I was testing at the moment, no interruptions. VPN was disabled both on...

@Joseph-TP Thanks for your advice. The uplink speed is 2.4Gbps for both WiFis. I've tried every single option for the channel up to 64 (my devices couldn't detect the wifi past that option) (even...

The subject pretty much says it all. I've tested on multiple devices, tried disabling QoS, tried having only one device connected to the wifi, tried different channels, Smart Connect, OFDMA, TWT are...

@Joseph-TP thanks! I did what you said (some things were not needed) and the experience has improved. It's still quite laggy, but it is wat it is I guess.