sudo vim /etc/apt/sources.list.d/kylin.list
添加如下代码 :
deb http://ppa.launchpad.net/kelleyk/emacs/ubuntu focal main
deb http://archive.ubuntukylin.com:10006/ubuntukylin bionic main
deb http://archive.ubuntukylin.com:10006/software-focal focal main
deb http://archive.ubuntukylin.com:10006/software focal main
deb http://archive.ubuntukylin.com:10006/ubuntu focal main
deb http://archive.ubuntukylin.com/ubuntukylin focal-partner main
保存后
sudo apt update
就可以了。
出现错误
解决办法 :
sudo apt-key adv --keyserver keyserver.ubuntu.com --recv-keys D259B7555E1D3C58
(这个根据自己的填写)
成功解决
sudo apt update
sudo apt upgrade