Ubuntu 18.04 how to change the apt-get source
What the editor wants to share with you this time is how to change the apt-get source of Ubuntu 18.04. the article is rich in content, and interested friends can learn about it. I hope you can get something after reading this article.
When using apt-get installation, it will be very slow, after changing the domestic source, you can solve this problem.
1. Backing up sources.list files
Sudo cp / etc/apt/sources.list / etc/apt/sources.list.bak
two。 Open the sources.list file
Sudo gedit / etc/apt/sources.list
3. Delete the original content and add the following
# Tsinghua Source
Deb https://mirrors.tuna.tsinghua.edu.cn/ubuntu/ bionic main restricted universe multiversedeb-src https://mirrors.tuna.tsinghua.edu.cn/ubuntu/ bionic main restricted universe multiversedeb https://mirrors.tuna.tsinghua.edu.cn/ubuntu/ bionic-updates main restricted universe multiversedeb-src https://mirrors.tuna.tsinghua.edu.cn/ubuntu/ bionic-updates main restricted universe multiversedeb https://mirrors.tuna.tsinghua.edu.cn/ubuntu/ bionic-backports main restricted universe multiversedeb-src https: / / mirrors.tuna.tsinghua.edu.cn/ubuntu/ bionic-backports main restricted universe multiversedeb https://mirrors.tuna.tsinghua.edu.cn/ubuntu/ bionic-security main restricted universe multiversedeb-src https://mirrors.tuna.tsinghua.edu.cn/ubuntu/ bionic-security main restricted universe multiversedeb https://mirrors.tuna.tsinghua.edu.cn/ubuntu/ bionic-proposed main restricted universe multiversedeb-src https://mirrors.tuna.tsinghua.edu.cn/ubuntu/ bionic-proposed main restricted universe multiverse
# Ali Yunyuan
Deb http://mirrors.aliyun.com/ubuntu/ bionic main restricted universe multiverse
Deb http://mirrors.aliyun.com/ubuntu/ bionic-security main restricted universe multiverse
Deb http://mirrors.aliyun.com/ubuntu/ bionic-updates main restricted universe multiverse
Deb http://mirrors.aliyun.com/ubuntu/ bionic-proposed main restricted universe multiverse
Deb http://mirrors.aliyun.com/ubuntu/ bionic-backports main restricted universe multiverse
Deb-src http://mirrors.aliyun.com/ubuntu/ bionic main restricted universe multiverse
Deb-src http://mirrors.aliyun.com/ubuntu/ bionic-security main restricted universe multiverse
Deb-src http://mirrors.aliyun.com/ubuntu/ bionic-updates main restricted universe multiverse
Deb-src http://mirrors.aliyun.com/ubuntu/ bionic-proposed main restricted universe multiverse
Deb-src http://mirrors.aliyun.com/ubuntu/ bionic-backports main restricted universe multiverse
Both of these sources can be used. I have tried both, and I feel that Ali Cloud Source is faster.
4. Update
Apt-get needs to be updated after saving the sources.list file.
Sudo apt-get update
After the update is completed, it can be used normally.
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