系统:Ubuntu16.04
内核:4.15.0-50-generic
usb: tp-link WN726N
Realtek RTL8811CU/RTL8821CU USB wifi adapter driver version 5.4.1 for Linux 4.4.x up to 5.x
1. 下载驱动 : https://github.com/brektrou/rtl8821CU
2. 照着readme教程 做:
sudo apt-get install dkms
./dkms-install.sh
3. 安装成功