Ubuntu20.04安装Intel AX210 Wifi ＆ Bluetooth驱动

Ubuntu20.04安装Intel AX210 Wifi ＆ Bluetooth驱动

1.Update Ubuntu Kernel

Check current kernel version

uname -sr

Update and upgrade software

sudo apt update 
sudo apt upgrade 

Download the mainline Linux kernel from Ubuntu

wget -c https://kernel.ubuntu.com/~kernel-ppa/mainline/v5.11/amd64/linux-headers-5.11.0-051100-generic_5.11.0-051100.202102142330_amd64.deb

wget -c https://kernel.ubuntu.com/~kernel-ppa/mainline/v5.11/amd64/linux-headers-5.11.0-051100_5.11.0-051100.202102142330_all.deb

wget -c https://kernel.ubuntu.com/~kernel-ppa/mainline/v5.11/amd64/linux-image-unsigned-5.11.0-051100-generic_5.11.0-051100.202102142330_amd64.deb

wget -c https://kernel.ubuntu.com/~kernel-ppa/mainline/v5.11/amd64/linux-modules-5.11.0-051100-generic_5.11.0-051100.202102142330_amd64.deb

Install downloaded kernel

sudo dpkg -i *.deb

Reboot and check ubuntu kernel

2.Install AX210 Wifi Driver

Download and install firmware from git.kernel.org

wget -c https://git.kernel.org/pub/scm/linux/kernel/git/firmware/linux-firmware.git/snapshot/linux-firmware-main.tar.gz

tar -zxvf linux-firmware-main.tar.gz

cp iwlwifi-*.ucode /lib/firmware

(Optional) Download and install AX210 driver from wireless.wiki.kernel.org

wget -c https://wireless.wiki.kernel.org/_media/en/users/drivers/iwlwifi-ty-59.601f3a66.0.tgz

tar -xf iwlwifi-ty-59.601f3a66.0.tgz

cd iwlwifi-ty-59.601f3a66.0/

cp * /lib/firmware

(Optional) Bluetooth for “Bluetooth: hci0: Intel Read version failed (-22)” error

sudo rmmod btusb
sudo modprobe btusb

3.Delete temporary file

cd /usr/lib/firmware
sudo rm-r *.pnvm    //删除与驱动同名且后缀为pnvm的临时文件，否则重启后wifi会再次丢失

注：本文引自知乎用户 夏日， 原回答,并根据评论区内容和自身实际情况进行补充