升级内核(5.14+)

sudo apt update
sudo apt install linux-generic-hwe-20.04

或者指定内核

sudo apt install linux-image-6.5.0-14-generic linux-modules-extra-6.5.0-14-generic linux-headers-6.5.0-14-generic

安装驱动

curl -fsSl https://chfs.sxxpqp.top:8443/chfs/shared/dirver/download_and_update_firmware.sh|sh

重启系统后还是没有wifi图标

下载地址：https://archive.ubuntu.com/ubuntu/pool/universe/b/backport-iwlwifi-dkms/backport-iwlwifi-dkms_9858-0ubuntu3.4_all.debw

sudo wget https://archive.ubuntu.com/ubuntu/pool/universe/b/backport-iwlwifi-dkms/backport-iwlwifi-dkms_9858-0ubuntu3.4_all.deb
sudo dpkg -i backport-iwlwifi-dkms_9858-0ubuntu3.4_all.deb