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What does APT update and upgrade do?
apt update downloads package information from all configured sources (i.e. the sources configured inside /etc/apt/sources. This command will only upgrade packages that are already installed; it won’t install new packages unless they are required for resolving dependencies. apt upgrade also won’t remove any packages.
Is it safe to do apt upgrade?
When you run apt-get upgrade it updates all installed packages on your system. It is perfectly safe (unless you cut it off before it finishes) as all packages are from the repos (you should only install one’s you trust) and are (probably) well tested before uploading.
Do I need to reboot after apt-get upgrade?
In general, a reboot is necessary only when the kernel is upgraded during the apt-get upgrade (or dist-upgrade) process.
How do I upgrade my apt list upgradable?
Run apt-get update to update all your package lists, followed by apt-get upgrade to update all your installed software to the latest versions.
What does it mean when apt get upgrade?
When doing an apt-get upgrade I sometimes get a message saying “The following packages have been kept back”. For example: $ sudo apt-get upgrade Reading package lists… Done Building dependency tree Reading state information…
Why are packages being held back in Apt?
If upgrading the program (via sudo apt-get upgrade) would cause packages to be added or removed, then the program will be held back. You can use sudo apt-get dist-upgrade in this case, which will then offer to add or remove the additional programs.
Are there any packages that have been kept back?
The following packages have been kept back: libsnmp30 0 upgraded, 0 newly installed, 0 to remove and 1 not upgraded. I’ve tried running sudo apt-get –with-new-pkgs upgrade to no avail.
Why is the fwupd package kept back in Apt?
If you use apt install on an already installed package, it gets updated. In my case, fwupd package was kept back. So, here’s what I tried: As you can see in the below screenshot, it suggests two packages that will be installed and then those packages are installed as well.