1, 备份 /etc/apt/sources.list
sudo cp /etc/apt/sources.list /etc/apt/sources.list.backup
2, 删除原内容, 改为:
- deb http://mirrors.aliyun.com/ubuntu/ bionic main restricted universe multiverse
- deb-src http://mirrors.aliyun.com/ubuntu/ bionic main restricted universe multiverse
- deb http://mirrors.aliyun.com/ubuntu/ bionic-security main restricted universe multiverse
- deb-src http://mirrors.aliyun.com/ubuntu/ bionic-security main restricted universe multiverse
- deb http://mirrors.aliyun.com/ubuntu/ bionic-updates main restricted universe multiverse
- deb-src http://mirrors.aliyun.com/ubuntu/ bionic-updates main restricted universe multiverse
- deb http://mirrors.aliyun.com/ubuntu/ bionic-backports main restricted universe multiverse
- deb-src http://mirrors.aliyun.com/ubuntu/ bionic-backports main restricted universe multiverse
- deb http://mirrors.aliyun.com/ubuntu/ bionic-proposed main restricted universe multiverse
- deb-src http://mirrors.aliyun.com/ubuntu/ bionic-proposed main restricted universe multiverse
3, 更新
sudo apt-get update
来源: http://www.bubuko.com/infodetail-3360755.html