
To disable a repository temporarily, untick the checkbox next to its name. The four main repositories are:įor a detailed description of these repositories, see Repositories. The "Ubuntu Software" tab displays a list of repositories or "Channels". For further details please see Managing Repositories from the Command Line. If you wish to, you can modify this file directly. The operations described on this page modify the software repositories configuration file /etc/apt/sources.list. You can download a copy of a Canonical repository for your machine architecture (for example, i386) and use it offline (see AptGet/Offline/Repository). Note: You will have to enter your password to change settings in this window.

Open the software center, then from the Edit menu select "Software Sources".

One method is to go through the "Ubuntu Software Center". This interface can be accessed via several methods. GUI-based repository management is normally accomplished via "Software Sources". For Kubuntu please see Kubuntu repository management.
Ubuntu software categories empty how to#
This page describes how to manage software repositories in Ubuntu.
Ubuntu software categories empty install#
If you have an internet connection you can install software from any Ubuntu repository. The Ubuntu Install CDs contain software from the "Main" and "Restricted" repositories, so if you have no internet connection you can still install software from the CDs. Multiverse - Software restricted by copyright or legal issues. Restricted - Proprietary drivers for devices. Universe - Community-maintained free and open-source software. Main - Canonical-supported free and open-source software. For details of Ubuntu's Free Software Philosophy please see here.

Ubuntu distinguishes between software that is "free" and software that is not free. Repositories make it easy to install new software, while also providing a high level of security, since the software is thoroughly tested and built specifically for each version of Ubuntu. Many of these programs are stored in software archives commonly referred to as repositories. There are literally thousands of Ubuntu programs available to meet the needs of Ubuntu users. Integration with Ubuntu Software Center.Adding Personal Package Archives (PPAs).Enabling Canonical Partner Repositories.
