查看当前内核版本
sch01ar@ubuntu:~$ uname -r
Ubuntu 内核地址：https://kernel.ubuntu.com/~kernel-ppa/mainline/
打开这个文件夹
下载这三个文件
sch01ar@ubuntu:~$ wget https://kernel.ubuntu.com/~kernel-ppa/mainline/v4.20/linux-headers-4.20.0-042000-generic_4.20.0-042000.201812232030_amd64.deb sch01ar@ubuntu:~$ wget https://kernel.ubuntu.com/~kernel-ppa/mainline/v4.20/linux-headers-4.20.0-042000_4.20.0-042000.201812232030_all.deb sch01ar@ubuntu:~$ wget https://kernel.ubuntu.com/~kernel-ppa/mainline/v4.20/linux-image-unsigned-4.20.0-042000-generic_4.20.0-042000.201812232030_amd64.deb
下载完之后进行解包安装
sch01ar@ubuntu:~$ sudo dpkg -i *.deb
安装完之后重启系统
sch01ar@ubuntu:~$ reboot
重新启动后查看内核版本
