Forums are the wrong place for your request, you need to open a PR (Problem Report) on https://bugs.freebsd.org " Report an issue with the base system".Request that it be added.
usbconfig
, see which one is the WiFi adapter, look for the ugen<unit>.<address> coordinates (e.g. ugen0.1), enter % usbconfig dump_device_desc ugenX.Y | egrep 'idVendor|idProduct'
The letter codes at the end of the model series matter. You can copy/paste the supported model numbers in ebay, amazon or newegg search and get devices that match for under $10USD.The urtwn driver supports USB 2.0 wireless network devices based on Real-
tek RTL8188CUS, RTL8188CE-VAU, RTL8188RU and RTL8192CU chipsets.
You have mistakenly consulted the wrong manual, see rtwn(4) instead.
The chipset is rtl8812au.
DESCRIPTION
The rtwn driver provides support for wireless network devices based on
the Realtek RTL8192C, RTL8188E, RTL8192E, RTL8812A and RTL8821A
FILES
/boot/kernel/rtwn-rtl8812aufw.ko
rtwn_usb(4)USB Wifi
For the loaded firmware to be enabled for use the license at
/usr/share/doc/legal/realtek.LICENSE must be agreed to by adding the fol-
lowing line to loader.conf(5):
legal.realtek.license_ack=1