nano /etc/apt/sources.list
deb https://mirrors.huaweicloud.com/debian/ bullseye main non-free contrib deb-src https://mirrors.huaweicloud.com/debian/ bullseye main non-free contrib deb https://mirrors.huaweicloud.com/debian-security/ bullseye-security main deb-src https://mirrors.huaweicloud.com/debian-security/ bullseye-security main deb https://mirrors.huaweicloud.com/debian/ bullseye-updates main non-free contrib deb-src https://mirrors.huaweicloud.com/debian/ bullseye-updates main non-free contrib # BACKPORTS源 deb https://mirrors.huaweicloud.com/debian/ bullseye-backports main non-free contrib deb-src https://mirrors.huaweicloud.com/debian/ bullseye-backports main non-free contrib
wget http://ftp.sjtu.edu.cn/ubuntu/pool/main/l/linux-firmware/linux-firmware_1.187.36_all.deb
dpkg -i linux-firmware_1.187.36_all.deb
reboot