Debian12 换源（更新依赖）

我们需要打开源文件：/etc/apt/sources.list ，你可以使用nano编辑或者ssh软件自带的文件管理功能修改文件。

粘贴到sources.list文件内后保存，然后调用命令：sudo apt update 重新拉一下索引文件。

然后就可以使用sudo apt-get upgrade更新依赖了。

中科大源：

deb https://mirrors.ustc.edu.cn/debian/ bookworm main contrib non-free non-free-firmware deb-src https://mirrors.ustc.edu.cn/debian/ bookworm main contrib non-free non-free-firmware deb https://mirrors.ustc.edu.cn/debian/ bookworm-updates main contrib non-free non-free-firmware deb-src https://mirrors.ustc.edu.cn/debian/ bookworm-updates main contrib non-free non-free-firmware deb https://mirrors.ustc.edu.cn/debian/ bookworm-backports main contrib non-free non-free-firmware deb-src https://mirrors.ustc.edu.cn/debian/ bookworm-backports main contrib non-free non-free-firmware deb https://mirrors.ustc.edu.cn/debian-security/ bookworm-security main contrib non-free non-free-firmware deb-src https://mirrors.ustc.edu.cn/debian-security/ bookworm-security main contrib non-free non-free-firmware

阿里源：

deb https://mirrors.aliyun.com/debian/ bookworm main non-free non-free-firmware contrib deb-src https://mirrors.aliyun.com/debian/ bookworm main non-free non-free-firmware contrib deb https://mirrors.aliyun.com/debian-security/ bookworm-security main deb-src https://mirrors.aliyun.com/debian-security/ bookworm-security main deb https://mirrors.aliyun.com/debian/ bookworm-updates main non-free non-free-firmware contrib deb-src https://mirrors.aliyun.com/debian/ bookworm-updates main non-free non-free-firmware contrib deb https://mirrors.aliyun.com/debian/ bookworm-backports main non-free non-free-firmware contrib deb-src https://mirrors.aliyun.com/debian/ bookworm-backports main non-free non-free-firmware contrib

腾讯源：

deb https://mirrors.tencent.com/debian/ bookworm main non-free non-free-firmware contrib deb-src https://mirrors.tencent.com/debian/ bookworm main non-free non-free-firmware contrib deb https://mirrors.tencent.com/debian-security/ bookworm-security main deb-src https://mirrors.tencent.com/debian-security/ bookworm-security main deb https://mirrors.tencent.com/debian/ bookworm-updates main non-free non-free-firmware contrib deb-src https://mirrors.tencent.com/debian/ bookworm-updates main non-free non-free-firmware contrib deb https://mirrors.tencent.com/debian/ bookworm-backports main non-free non-free-firmware contrib deb-src https://mirrors.tencent.com/debian/ bookworm-backports main non-free non-free-firmware contrib