修改系统源,bookworm为列
deb https://mirrors.tuna.tsinghua.edu.cn/debian/ bookworm main contrib non-free non-free-firmware
deb-src https://mirrors.tuna.tsinghua.edu.cn/debian/ bookworm main contrib non-free non-free-firmware
deb https://mirrors.tuna.tsinghua.edu.cn/debian/ bookworm-updates main contrib non-free non-free-firmware
deb-src https://mirrors.tuna.tsinghua.edu.cn/debian/ bookworm-updates main contrib non-free non-free-firmware
deb https://mirrors.tuna.tsinghua.edu.cn/debian/ bookworm-backports main contrib non-free non-free-firmware
deb-src https://mirrors.tuna.tsinghua.edu.cn/debian/ bookworm-backports main contrib non-free non-free-firmware
deb https://security.debian.org/debian-security bookworm-security main contrib non-free non-free-firmware
deb-src https://security.debian.org/debian-security bookworm-security main contrib non-free non-free-firmware
修改armbian源,bookworm为列,如果没有新建文件nano /etc/apt/sources.list.d/armbian.list,原来没有这个文件,可能gpg文件也没有,需要下载armbian.gpg,放到/usr/share/keyring/
deb [signed-by=/usr/share/keyrings/armbian.gpg] https://mirrors.tuna.tsinghua.edu.cn/armbian bookworm main bookworm-utils bookworm-desktop