Realtek Linux driver for USB AX900 Wifi 6 devices 8851bu and 8831bu
This is for generic USB AX900 realtek devices that use the Realtek 8851bu or 8831bu chipsets.
Examples include: pTIME AX900UA Comfast AX900 CF-943F
This includes unbranded AX900 USB WiFi 6 Bluetooth 5.3 Adapters sold on AliExpress and Amazon Example: https://www.aliexpress.us/item/3256807263559115.html
To install:
$make
$sudo make install
You will have to reinstall for any kernel updates.
$make clean
$make
$sudo make install