Ubuntu20 04國內源換源

sudo cp /etc/apt/sources.list /etc/apt/sources.list_backup

sudo gedit /etc/apt/sources.list

#阿里源

deb  focal main restricted universe multiverse
deb  focal-security main restricted universe multiverse
deb  focal-updates main restricted universe multiverse
deb  focal-proposed main restricted universe multiverse
deb  focal-backports main restricted universe multiverse
deb-src  focal main restricted universe multiverse
deb-src  focal-security main restricted universe multiverse
deb-src  focal-updates main restricted universe multiverse
deb-src  focal-proposed main restricted universe multiverse
deb-src  focal-backports main restricted universe multiverse

#清華源

# 預設注釋了原始碼映象以提高 apt update 速度，如有需要可自行取消注釋
deb  focal main restricted universe multiverse
# deb-src  focal main restricted universe multiverse
deb  focal-updates main restricted universe multiverse
# deb-src  focal-updates main restricted universe multiverse
deb  focal-backports main restricted universe multiverse
# deb-src  focal-backports main restricted universe multiverse
deb  focal-security main restricted universe multiverse
# deb-src  focal-security main restricted universe multiverse
# 預發布軟體源，不建議啟用
# deb  focal-proposed main restricted universe multiverse
# deb-src  focal-proposed main restricted universe multiverse

#網易源

deb  focal main restricted universe multiverse
deb  focal-security main restricted universe multiverse
deb  focal-updates main restricted universe multiverse
deb  focal-proposed main restricted universe multiverse
deb  focal-backports main restricted universe multiverse
deb-src  focal main restricted universe multiverse
deb-src  focal-security main restricted universe multiverse
deb-src  focal-updates main restricted universe multiverse
deb-src  focal-proposed main restricted universe multiverse
deb-src  focal-backports main restricted universe multiverse

#中科大源

deb  focal main restricted universe multiverse
deb  focal-updates main restricted universe multiverse
deb  focal-backports main restricted universe multiverse
deb  focal-security main restricted universe multiverse
deb  focal-proposed main restricted universe multiverse
deb-src  focal main restricted universe multiverse
deb-src  focal-updates main restricted universe multiverse
deb-src  focal-backports main restricted universe multiverse
deb-src  focal-security main restricted universe multiverse
deb-src  focal-proposed main restricted universe multiverse

apt-get update

apt-get upgrade

ubuntu 20 04 更換國內源

開啟sources.list檔案 sudo gedit etc apt sources.list刪除檔案所有內容，然後加入清華源 deb focal main restricted deb focal updates main restricted deb focal universe deb fo...

Ubuntu 20 04換阿里源的方法

1 備份原來的源 cp ra etc apt sources.list etc apt sources.list.bak 要知道當前系統的代號 codename 可以用以下命令 lsb release a 3 到阿里源看下這個源存在不存在 刪掉替換下面的 deb focal main restric...

Ubuntu 20 04更換阿里源

1 開啟終端，輸入下面命令進行備份 sudo cp etc apt sources.list etc apt sources.list.bak2 編輯sources.list檔案 在終端執行下面命令，開啟sources.list檔案進行編輯 sudo gedit etc apt sources.li...