The following signatures were invalid: EXPKEYSIG 02456C79B2FD48BF home:ungoogled_chromium OBS Project The following signatures couldn't be verified because the public key is not available: NO_PUBKEY 23F3D4EA75716059 There are tons of reasons that you should have the apt full-upgrade command.For a while now, I have been unable to successfully run sudo apt update on my install of ubuntu 20.04.įor example, the output is like this Ign:1 focal InRelease As software ‘y’ depends on this driver, this software package will not work in your system if the graphics card v1.0 is changed. However, the repo for the new distro does not have graphics card v1.0 so the apt ful-upgrade command will alter the v1.0 driver as it is not needed anymore. Now, run the upgrade command to upgrade the ‘x’ package from v1.0 to v2.0. ![]() Both software package depends on the graphics card v1.0. Let’s say, you have two software packages: one is ‘x’ and the other one is ‘y’. The apt package manager is a great tool for resolving dependency conflicts. And it is not desirable to remove your necessary packages in this way. ![]() In that case, apt full-upgrade will remove your software package during the upgrade operation. Suppose, you have a customized software package and the dependencies depend on the old version packages. Otherwise, you can face some difficulties as the following: Problem 01: Remove Customized Software Since apt full-upgrade is a powerful command that can alter the system as a whole, proper caution is needed before applying this command. Why Does “apt full-upgrade” Need Caution? ![]() It offers a complete package upgrade, solving all the issues. This apt-upgrade can only upgrade a package if no clashes are present. It does not break or alter the whole Linux system while upgrading.ĭuring the upgrading procedure, it can break the whole system if something hampers the process. Sometimes this command can remove the old version packages to upgrade to the newer ones. This command does not remove any old version packages to upgrade those. The apt full-upgrade upgrades packages and makes changes to the whole system if any package conflicts occur. The apt upgrade command mainly upgrades the installed packages without making any changes to the system. ➋ Update the package lists before upgrading operation by writing the following command: sudo apt update Then read this section carefully to upgrade the packages in your Linux system. If you are suffering with the old version package and wish to have a new version but don’t know about the upgrading procedure. How to Use “sudo apt full-upgrade” in Linux? Therefore, run this command with proper caution. So it’s not a safer option to run this command in your Ubuntu terminal as it can make changes to the whole system and eventually break your Linux OS. However, it may remove the old version package while upgrading it. Must be a root user to avail of sudo privileges.īasically upgrading a package to its most recent version is the main task of the apt full-upgrade command. ![]()
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