All other devices are working well on 5G. My driver for Qualcomm Atheros QCA9377 is uptodate. However it is capable of 433 Mbps max. Not sure what other settings adjustment is required.

Model : Archer C2600 Hardware Version : Firmware Version : 1.1.8 ISP : Rogers Wifi on 5G disconnects frequently since last 5 days, previously it was working fine. Mine a windows 10 relatively new...