Support for rtl8821CU wifi driver

vpeter · 29 August 2022 09:37

Files 40-modeswitch.rule is already present with correct VID/PID. SO nothing can be edit manually. I’m not sure why it doesn’t work for you.

github.com

CoreELEC/CoreELEC/blob/coreelec-19/packages/linux/udev.d/40-modeswitch.rules#L15


      
          KERNEL!="sr[0-9]*", GOTO="end_modeswitch"
          SUBSYSTEM!="block", GOTO="end_modeswitch"
          
          # Atheros Wireless / Netgear WNDA3200
          ATTRS{idVendor}=="0cf3", ATTRS{idProduct}=="20ff", RUN+="/usr/bin/eject '/dev/%k'"
          
          # Realtek RTL8821CU chipset 802.11ac NIC
          #   initial cdrom mode 0bda:1a2b, wlan mode 0bda:c811
          # Odroid WiFi Module 5B
          #   initial cdrom mode 0bda:1a2b, wlan mode 0bda:c820
          ATTRS{idVendor}=="0bda", ATTRS{idProduct}=="1a2b", RUN+="/usr/bin/eject '/dev/%k'"
          
          LABEL="end_modeswitch"

You can try changing mode with autostart.sh like described here: