1. 查看无线网卡型号
lspci | grep -i net
00:14.3 Network controller: Intel Corporation Wireless-AC 9560 [Jefferson Peak] (rev 10) 3c:00.0 Ethernet controller: Realtek Semiconductor Co., Ltd. RTL8111/8168/8411 PCI Express Gigabit Ethernet Controller (rev 16)
2. 在intel官网看到 AC 9560驱动需要 kernel的 版本 是4.14+
https://www.intel.com/content/www/us/en/support/articles/000005511/network-and-i-o/wireless.html
https://ark.intel.com/content/www/us/en/ark/products/99446/intel-wireless-ac-9560.html
3. 查看已经安装的内核
sudo dpkg --get-selections |grep linux-image
查看当前使用的内核
uname -sr
Linux 4.4.0-189-generic
4, 升级内核
https://blog.csdn.net/lb838315586/article/details/82495804
https://www.cnblogs.com/hezhiyao/p/8327339.html
内核版本链接
https://kernel.ubuntu.com/~kernel-ppa/mainline/
5.重启
wifi 已经出现了
wakkk
