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.

Type to find tags:
× 19398
The current LTS (Long Term Support) release of Ubuntu, code-named Precise Pangolin. Released on 26th April, 2012. Only use this tag if your question is version-specific.
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DO NOT USE THIS TAG. Use either [system-installation] (for system installs) or [software-installation] (for installing software on a running system). Questions about installing Ubuntu, or installing p…
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Questions about the bootup process in Ubuntu. Use this tag if you have trouble booting Ubuntu or you have questions about the bootup process.
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For questions regarding the Unity desktop environment, including configuring Unity and using it.
× 5931
Questions about using Wireless connections in Ubuntu. This tag is not limited to Wifi only.
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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.
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Codenamed "Oneiric Ocelot", this version was released on Oct 13, 2011 and is no longer supported since May 9, 2013. Questions about unsupported versions are likely to be closed as off-topic.
× 5454
covers anything related to home networking, errors using the official repositories, clouds and system administration. This tag also covers simple internet access issues.
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This version of Ubuntu, code-named Quantal Quetzal, was released on October 18, 2012. You should only use this tag if your question is hardware- or version-specific.
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Questions about using the command-line interface (CLI).
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For questions regarding the installation of two or more operating systems on a single computer.
× 4907
For questions related to drivers in Ubuntu
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This version of Ubuntu, code-named Saucy Salamander, was released On 17 Oct, 2013. This is the current latest, non-LTS version of Ubuntu. You should only use this tag when your question is hardware- o…
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Questions related to Ubuntu Server, and server-related packages.
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the next generation of the GRand Unified Bootloader (GRUB). Ubuntu has used GRUB2 as the boot loader since 9.10 (Karmic Koala). Commonly referred to as simply "GRUB".
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for questions about the gnome desktop environment or gnome applications. For other desktop environments, such as Unity, use their specific tags.
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Advanced Packaging Tool, package manager for Debian based distributions. It is also the most basic tool install packages in Ubuntu. Questions about using any of the apt tools, should use this tag.
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Questions related to the Nvidia graphics and motherboard chipsets and the related drivers.
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the act of dividing a hard disk drive into multiple logical storage units referred to as 'partitions'
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Codenamed "Natty Narwhal", this version was released on Apr 28, 2011 and is no longer supported since Oct 28, 2012. Questions about unsupported versions are likely to be closed as off-topic.
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Questions about upgrading packages, systems or hardware.
× 3079
Questions about sound issues with Ubuntu spanning from sound cards, microphones and speakers to audio signals not being correctly transfered or not at all via Bluetooth or HDMI.
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an acronym for Universal Serial Bus. The current USB standard is USB 3.0, which supports transfer speeds of up to 625MB/s. USB devices are plug-and-play.
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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…
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for questions concerning Ubuntu's kernel, including compiling and questions relating to modules
× 2256
Questions related to graphics chips and related drivers made by AMD. Also for questions about older ATI motherboard chipsets and drivers.
× 2170
a very general tag. If you have a tag that's more specific (e.g. the package name that your question is about) please use that one.
× 2128
Third Long Term Support (LTS) release of Ubuntu. Released April 2010. It was supported until 9th May, 2013 on Desktops and will be supported until April 2015 on Servers. Codenamed "Lucid Lynx". You sh…
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Questions related to graphics, in particular getting graphics cards to work. Please tag your exact graphics card version as well if you know what it is.
× 2050
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.
× 1992
Questions asking for specific applications that perform a given task or work with a given file format.
× 1980
Questions about mounting filesystems. (Examples include a CD, a DVD, an external hard drive and a USB thumbdrive.)
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the shell used in Ubuntu's command-line interface.
× 1809
the default file manager for Ubuntu (similar to Windows Explorer). It's used to manage files and folders. Nautilus is called "Files" in default Ubuntu.
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An operating system from the Windows NT family of operating systems from Microsoft, released in 2009 and the successor of Windows Vista.
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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)