关闭Ubuntu系统更新方法

一、在设置中以下操做

 

 二、打开文件进行以下操做

sudo vim /etc/apt/apt.conf.d/10periodic

修改全部参数为0

APT::Periodic::Update-Package-Lists "0";
APT::Periodic::Download-Upgradeable-Packages "0";
APT::Periodic::AutocleanInterval "0";
APT::Periodic::Unattended-Upgrade "0";