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 specific to elementary OS 0.4, codenamed "Loki".
Questions specific to elementary OS 0.3, codenamed "Freya". Freya has been superseded by Loki.
Questions specific to elementary OS 5.0, codenamed "Juno".
Questions about installing elementary OS in any supported architecture. Post-installation questions should not be under this tag.
for questions about updates and issues after updating
should be used for display and video related issues. Questions about hardware issues and what display to buy are off-topic.
Questions about the bootup process in elementary OS. Use this tag if you have trouble booting elementary OS or you have questions about the bootup process.
options in a program that allow you to configure the program to suit your needs.
a networking technology permitting the exchange of information through wireless (radio) connections.
Questions about wingpanel, the bar that appears at the top of the screen. This includes both regular usage, and customization.
Questions about the default file manager, Files (also known as Pantheon Files), which can be used to perform all file management tasks, including accessing the entire file system.
Questions about installing software, either as binaries or from source code, as well as using the Software Center.
Questions about software that runs on elementary OS. This includes the default applications like Files and Mail, and also apps from the software center and those downloaded manually.
the operating system's lock/login screen. It is handled by the LightDM display manager and known as "Pantheon Greeter" in elementary OS, though other greeters are available.
For questions regarding the function of the entire operating system and issues that affect users system-wide.
Questions about keyboard shortcuts: both which ones to use and how to create custom shortcuts.
The elementary OS app store (replaces the Ubuntu Software Center).
for networking and internet related issues in elementary OS
the elementary OS app for entering text commands, formally known as Pantheon Terminal. For the Ubuntu terminal, use "gnome-terminal".
Questions about keyboards, both touch and otherwise. However, please add the "touchscreen" tag for touchscreen keyboard questions.
Questions specific to elementary OS 5.1, code name "Hera".
Questions about the graphics driver — system software that controls a computer's video adapter (aka graphics card) or GPU.
For questions regarding the installation of two or more operating systems on a single computer.
elementary OS's default dock. It shows active applications and is usually found at the bottom of the screen.
a set of unifying concepts used by graphical user interfaces to help users more easily interact with the computer.
Questions about issues relating to drivers on elementary OS.
Questions about sound issues with elementary OS spanning from sound cards, microphones and speakers/headset to the transfer of audio signals via audio port, bluetooth and HDMI.
Questions related to the configuration and activation of touchpad / trackpads.
Advanced Packaging Tool, the package manager for Debian-based distributions. It is also the most used tool for installing packages in Ubuntu. Questions about using any of the apt tools should use this…
Questions relating to Pantheon, elementary OS's desktop shell.
a special low-power mode often used on laptops that preserves the contents of RAM while using less power than normal.
for issues relating to Bluetooth on elementary OS
the GRand Unified Bootloader, a BootLoader that can be used to boot most operating systems.
Questions relating to NVIDIA GPUs on elementary OS.
Questions related to physical hardware, and how it interacts with elementary OS.
about changing the appearance of elementary OS and its applications. For questions about functionality, use application-specific tags.