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nano /etc/apt/sources.list # 默认仓库 deb http://ftp.kr.debian.org/debian/ bookworm main contrib non-free non-free-firmware deb-src http://ftp.kr.debian.org/debian/ bookworm main contrib non-free non-free-firmware # 安全更新 deb http://security.debian.org/debian-security bookworm-security main contrib non-free non-free-firmware deb-src http://security.debian.org/debian-security bookworm-security main contrib non-free non-free-firmware # 最新更新（backports） deb http://ftp.kr.debian.org/debian/ bookworm-updates main contrib non-free non-free-firmware deb-src http://ftp.kr.debian.org/debian/ bookworm-updates main contrib non-free non-free-firmware # 更新系统软件包 apt update & apt upgrade -y
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