A tag is a keyword or label that categorizes your question with other, similar questions. Using the right tags makes it easier for others to find and answer your question.

Questions about hard drives, configuring and formatting them. Hard drives typically provide stateful memory storage for computers, and are the primary location for the operating system and user files.
The official Ubuntu derivative using the KDE Plasma Desktop
Questions about the Unified Extensible Firmware Interface that finally replaced the BIOS on newer desktops and laptops with the release of Windows 8. UEFI is independent from CPU architectures and sup…
an official Ubuntu flavor. It and the default applications included use minimal resources. As of the 11.10 "Oneiric Ocelot" release, Lubuntu is an official Ubuntu derivative. Lubuntu uses t…
Microsoft's Windows operating system(s). Questions with this tag should relate to Ubuntu to be on-topic for this site. If your issue is with a specific version of Windows, please check windows-8, wind…
an interpreted programming language that is often, but not solely, used as a scripting language. A version of Python is included by default on all Ubuntu distributions.
for question related to configuring and using Apache on Ubuntu or one of Ubuntu's official derivatives.
no longer supported since May 16, 2014. Code-named Quantal was released on October 18, 2012.
3911 questions
Questions about keyboard shortcuts: both which ones to use and how to create custom shortcuts.
Questions related to logging into a user session or shell, for example at the graphical login screen that normally appears at the end of the boot process
Questions about X.Org Server (commonly known as Xorg Server, XServer or Xorg), the software that runs the X window system used by most desktop window managers (GNOME, KDE, etc)
the default file manager for Ubuntu and as such is used to manage files and folders. Nautilus is called "Files" by default on Ubuntu.
Questions about multiple monitors (Including projectors), how to configure,customize, and troubleshoot, etc.
a free and open source Gecko-based web browser. It is the current default for the Ubuntu desktop.
Codenamed "Raring Ringtail", this version was released on Apr 25, 2013 and is no longer supported since Jan 27, 2014. Questions about unsupported versions are likely to be closed as off-topic.
3495 questions
a software compatibility layer that allows Windows programs to be run on Linux, BSD, Solaris and Mac OS X.
the default networking suite for Ubuntu. It is a set of co-operative tools developed by GNOME. The NetworkManager service can be controlled using the nmcli tool (Network Manager Comm…
The Debian package management utility that performs lower level tasks in software installation and removal.
Questions related to hardware displays, either internal (as in a laptop) or external (as in most desktop monitors, or projectors)
a programming language originally developed by Sun Microsystems. Questions here should be about the installation, configuration and troubleshooting a JVM (Java Virtual Machine) or a JRE (Java …
The pointing device (generally referred to as the mouse). When referring to laptops, please specify if it is the trackpad and not an external mouse by using the trackpad tag. Only use for hardware iss…
a special low-power mode often used on laptops that preserves the contents of RAM while using less power than normal. Questions related to suspending to …
Questions asking for specific applications that perform a given task or work with a given file format. Give details about the **purpose** of the software you want and your minimum **requirements** for…
Questions regarding printing and how to set up printers.
This version of Ubuntu, code-named "Natty Narwhal", was released on Apr 28, 2011 and reached End-of-Life Oct 28, 2012. Questions about unsupported versions are likely to be closed as off-topic.
2850 questions
a wireless technology designed for short range communication between compatible devices. The Linux kernel includes the BlueZ Bluetooth stack.
a non-free proprietary web browser based on Chromium with extra features added such as a built-in Adobe Flash reader and PDF viewer along with support for DRM. Use this tag for questi…
Questions about connecting to the Internet. "wireless" and "networking" might be better tags, depending on the question.
Questions related to Dell hardware and troubleshooting Ubuntu
Questions related to PulseAudio, the default sound server in Ubuntu, which manages all audio devices like internal and external sound cards (and therefore all speakers, microphones, headsets, etc.) th…
Questions related to the configuration and activation of touchpad/trackpads.
This non-LTS version of Ubuntu, code named Saucy Salamander, was released On 17 Oct, 2013 and reached End Of Life on July, 2014. Newer questions should be considered off-topic.
2645 questions
The Ubuntu Software Center gives you instant access to thousands of open-source and carefully selected free applications.
Questions related to video playback and recording in Ubuntu. For questions about video cards, use "graphics".
Questions regarding the MySQL database server, client and tools.
Questions about Ubuntu Touch, the mobile version for phones and tablets.
2472 questions
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