This is usually done in preparation, before actually running an upgrade ( apt-get upgrade ) or an install ( apt-get install ). It doesn't actually update any packages, it just updates what the system knows about them. When you run the apt update or apt-get update command, it will fetch the updated metadata (package version etc.) on the packages. It does this for all repos and PPAs that you have configured. As you can see in the above picture, the command-line sudo apt-get update in question contains the command named apt-get and the sub-command named update and we have no options or arguments in this command line. It downloads the package lists from the repos and updates what the local system knows about the newest versions of all packages and their dependencies. To update the local package index with the latest changes made in repositories, type the following: sudo apt-get update Upgrade Packages: Over time. sudo add-apt-repository ppa:apt-fast/stable sudo apt update sudo apt -y install apt-fast. Reboot the device when the upgrade completes: sudo reboot Confirm Raspberry. The apt-fast package can be installed in all currently supported versions of Ubuntu by adding the apt-fast/stable PPA to your software sources and installing it using these commands. The sources often defined in the /etc/apt/sources. Use the space bar to scroll if the installation shows a page of information and press q to resume the upgrade. The sudo apt-get update command is used to download package information from all configured sources. Go to the file: computer/etc/apt/sources.list Other Sortware Add open the terminal (Ctrl+Alt+t) write on the terminal: sudo apt-get update Enter the. Basically, it fetches the list of available package updates. Then, run this command to complete the upgrade: sudo apt dist-upgrade. If you are running Ubuntu and are using the same user that you setup during the install process, then you probably are in the sudoers file and you will be able to use sudo to run this command.Īpt-get update - is used to resynchronize the package index files from their sources in the online repositories. The user you run sudo as will need to be in the sudoers file. This is important because a normal user account usually won't have the permissions for this update. Is there a way to automate updates and upgrades with apt or some other package manager: Instead of writing these commands below: sudo apt update sudo apt upgrade sudo apt-dist upgrade. Using sudo will run this command as root. Running sudo apt-get update (or sudo aptitude update) updates this on your local system.
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