sudo ethtool -i wlan0
The board's hardware limits the "features" you can realistically enable. Known specs for this model include: Resolution : Supports 4K (Ultra HD). : Typically 1.5GB to 2GB RAM and 8GB EMMC storage. Connectivity hk.t.rt2861v09 firmware
CountryRegion=5 Channel=6 SSID=HK.T_AP WirelessMode=9 TxRate=0 ChannelBW=1 # 0=20MHz, 1=40MHz BGProtection=0 TxPower=100 DisableOLBC=0 WscConfMode=0 # Fix instability sudo ethtool -i wlan0 The board's hardware limits
If your device requires hk.t.rt2861v09 and no newer firmware exists from your OEM, consider replacing the wireless card (if your laptop allows it) or using a USB Wi-Fi dongle based on a modern chipset (e.g., Realtek 8812AU or MediaTek MT7921). The security and performance gains are substantial. Connectivity CountryRegion=5 Channel=6 SSID=HK
Note: Some updates can be done via the on-screen menu: Settings > Support > Software Update > From USB.
This specific variant ( HK.T... ) typically appears in OEM routers, access points, or industrial wireless bridges (e.g., Comfast, Tenda, or custom outdoor CPEs).