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Ubuntu 换国内源 ​

sh
sudo gedit /etc/apt/sources.list

添加下列内容：（清华源）

sh
deb https://mirrors.tuna.tsinghua.edu.cn/ubuntu/ jammy main restricted universe multiverse
deb https://mirrors.tuna.tsinghua.edu.cn/ubuntu/ jammy-updates main restricted universe multiverse
deb https://mirrors.tuna.tsinghua.edu.cn/ubuntu/ jammy-backports main restricted universe multiverse
deb https://mirrors.tuna.tsinghua.edu.cn/ubuntu/ jammy-security main restricted universe multiverse

# 注释掉原有的源
# deb http://archive.ubuntu.com/ubuntu jammy main restricted universe multiverse
# deb http://archive.ubuntu.com/ubuntu jammy-updates main restricted universe multiverse
# deb http://archive.ubuntu.com/ubuntu jammy-backports main restricted universe multiverse
# deb http://archive.ubuntu.com/ubuntu jammy-security main restricted universe multiverse

更新源：

sh
sudo apt update

See: Ubuntu更换国内源的方法：Ubuntu22.04 LTS 清华源 阿里源 中科大源 163源