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 Virtualizing Ubuntu or virtualizing other operating systems within Ubuntu.
Questions related to snap-package should be tagged here (ex. making a snap-package, issues, etc)
Cron is used to execute scheduled commands. It acts as a task scheduler on Linux and UNIX systems which will execute commands at specified times set by the user. Cron has a great deal of customization…
Questions related to the management, installation and removal of fonts.
the primary user interface and compositing manager of the GNOME 3 desktop environment, this tag is for questions about using and troubleshooting gnome-shell, theming it, etc. Extensions should be addi…
Ethernet is a way of connecting computers together in a local area network or LAN.
Questions about adding or managing PPAs (Personal Package Archives) should use this tag. PPAs are personal package archives that allow users and groups on Launchpad to make packages available to the p…
Questions about games and gaming on Ubuntu. Most other gaming-related questions can be asked on the Gaming StackExchange site - http://gaming.stackexchange.com/
Questions about the 64-bit architecture, and how to get software (including 32-bit applications) working on it.
1959 questions
Questions about various Intel graphics chipsets and their related drivers. Including: Intel HD Graphics, Iris Graphics and Graphics Media Accelerator.
Codenamed "Lucid Lynx", this is the third Long Term Support (LTS) release of Ubuntu. Released April 2010, and no longer supported since May 2013 on Desktops and April 2015 on Servers. Questions about …
1935 questions
Compiz is a compositing window manager that uses 3D graphics hardware to enhance the usability and aesthetics of the desktop environment.
1915 questions
Lightweight and fast free software desktop environment for UNIX-like platforms. Xfce (currently Xfce4) is the desktop environment of Xubuntu.
Writing applications for Ubuntu (including Ubuntu Touch) and questions about the application submission process to the Ubuntu Software Center. This covers both open source and commercial applications.
1909 questions
Questions for the display resolution of a display device, usually given as number of pixels in each dimension or by it's aspect ratio.
A component of a Unix filesystem which contains other items, to organise the filesystem
Codenamed "Maverick Meerkat", this version was released on Oct 10, 2010 and is no longer supported since Apr 10, 2012. Questions about unsupported versions are likely to be closed as off-topic.
1864 questions
High-Definition Multimedia Interface (HDMI) is a compact audio/video interface for transmitting uncompressed digital data.
Video and resolution shown by the monitor. Do NOT use this tag for GNU SCREEN.
Questions about HP (Hewlett-Packard) equipment including personal computers, printers, cameras etc
Questions about connecting an Android device to Ubuntu. Questions targeting the device itself are better suited for android.stackexchange.com.
GUI stands for Graphical User Interface. An Ubuntu Desktop system includes a desktop environment (such as Unity), display manager, and many graphical applications, providing a GUI for many components …
Questions about the graphical interface update-manager, as opposed to the command line apt-get.
Data recovery is the process of salvaging data from damaged, failed, corrupted, or inaccessible storage media when it cannot be accessed normally. Use this tag when you want to refer to one of the pro…
For questions regarding the processes that automatically run after booting.
LightDM (Lightweight Display Manager) is a Display Manager for the X.org X server. It is the default X display manager of Ubuntu. LightDM starts an X session and presents the user with a graphical log…
1695 questions
In an Ubuntu system, root is the superuser, the owner of most system files. Questions about the root user or accessing superuser privileges may use this tag; the / or /root directories may be more app…
An operating system from the Windows NT family of operating systems from Microsoft, released in 2012 and the successor of Windows 7. Introduced UEFI as a replacement for legacy firmware/BIOS and requi…
1654 questions
This non-LTS (long term support) release of Ubuntu, code-named Wily Werewolf. It is now EOL. Newer questions should be considered off-topic.
1622 questions
Questions related to screen brightness.
ASUSTeK Computer Incorporated product range includes motherboards, laptops, servers and mobile phones.
Questions related to configuration of Ubuntu software.
Questions related to physical hardware, and how it interacts with Ubuntu.
1557 questions
A freeze or hang is when the system becomes unresponsive for some period of time. This may relate to memory usage, graphics issues, or something else. If you are having this problem, be sure to includ…
Questions relating to using the Steam digital distribution and gaming software in Ubuntu.
Questions about battery usage and issues in Ubuntu.
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