![]() The "apt-get upgrade" program downloads and installs the most recent packages, replacing any earlier versions that were already on your system. ![]() To identify which packages require an upgrade, "apt-get update" is used to gather the necessary information. OTOH, apt-get upgrade is used to update installed packages to the most recent version. It is advised to run apt-get update frequently in order to ensure that the system is aware of the latest available package updates. It downloads the most recent package information from the sources listed in the "/etc/apt/sources.list" file that contains your sources list. The command apt-get update is used to update the package index files on the system, which contain information about available packages and their versions. Sudo apt-get upgrade Apt-get upgrade vs Apt-get updateīoth apt-get update and apt-get upgrade are used to install packages in Linux, but they are used for different purposes. To update the packages using apt-get upgrade use the following command: This command only upgrades existing packages and does not install any new packagesīefore using "apt-get upgrade", it's recommended to run "apt-get update" to ensure that your system has the latest information about available package updates. The "apt-get upgrade" command is used to upgrade already installed packages to the latest version, based on the information obtained through a previous "apt-get update" or "apt update" command. To update the packages using apt-get update use the following command:Īll the package information is stored in /etc/apt/sources.list path. This command downloads the updated package information as specified in the sources file when executed. The system tracks changes to each package when a new version is released using either the "apt-get update" or "apt update" command. In Linux, every installed package has its details stored on the system. In this article, we'll explore what these commands do, how they work, and why they're important. Two commonly used commands in APT package management are apt-get update and apt-get upgrade. ![]() APT makes it easy to keep your system up-to-date with the latest package releases. APT (Advanced Packaging Tool) is a package manager used for installing, updating, and managing software packages on Linux systems, particularly Debian and Ubuntu. ![]()
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