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:
× 1553
a Debian-based open-source Linux distribution.
× 1535
the default command-line interpreter for many Microsoft-created operating systems.
× 1513
A general term used when a computer or device becomes unresponsive to any kind of user input. May be caused by hardware or software reasons.
× 1513
a widely-used general-purpose scripting language that is especially suited for Web development. Questions about programming in PHP are off-topic and should be asked on Stack Overflow.
× 1488
DO NOT USE THIS TAG! It has been retired. If you have a question about a disk image (a file that represents the contents and structure of a data disk), use [disk-image] or [iso-image] instead. If you …
× 1479
the act of using redirecting one port to another, commonly used to access a computer from behind a firewall with NAT.
× 1470
Integral service in Windows since Windows Vista that updates Windows components, including installed components and drivers, and certain other Microsoft software, notably Office.
× 1456
Free email client from Mozilla. Specify your version number when asking.
× 1453
cygwin provides a Unix/Linux-like environment under Microsoft Windows OSes.
× 1451
HDMI (High-Definition Multimedia Interface) is a widely used interface for transmitting audio and video signals between devices and displays. Many PCs now include the ability to output audio/video dir…
× 1442
A Linux-based operating system for smartphones and tablet computers. Questions about Android devices are off-topic for Super User and should be asked on android.stackexchange.com unless they specifica…
× 1415
The number of pixels in a given display or image, representing the smallest physical unit of display. One individual pixel represents a single colour value, and when combined, create a displayed imag…
× 1411
Blue Screen of Death; a Windows fatal system error, e.g. "A problem has been detected and Windows has been shut down" or "Your PC ran into a problem". Mention the specific error code and all informati…
× 1411
Hardware failure refers to the act of a piece of physical hardware failing to meet its designed standards during operation.
× 1407
share a resource over a network, including files and folders as well as printers or other physical devices
× 1403
The 2013 version of Microsoft's spreadsheet application.
× 1378
an Open Source database now owned by Oracle. The MySQL documentation is expansive and incredibly useful.
× 1366
a condition where soft- or hardware ceases to function properly.
× 1332
a network that connects multiple devices in a limited geographical area, such as a room, an apartment or a building. Currently, most LANs are based on Wi-Fi, link…
× 1316
the process of receiving digital data from another computer, either over a local-area-network or a wide-area-network (i.e. the internet).
× 1299
a free and open source terminal emulator application which can act as a client for the SSH, Telnet, rlogin, and raw TCP computing protocols and as a serial console client. The name "PuTTY" ha…
× 1291
A short range wireless protocol used by various devices, such as cell phones, wireless headsets, mice and keyboards.
× 1287
Usually a personal account on a computer system that allows access to a system's (advanced) functions.
× 1263
the embedded power-source of a component such as a notebook. It is composed of cells of chemical elements that store energy.
× 1262
Search refers to the ability of finding any number of items of information with specified properties among a collection of items sharing the same type of properties.
× 1246
a low-power state designed to provide very fast resuming of a computer's operation, with minimal power consumption.
× 1239
SATA (Serial Advanced Technology Attachment) is one of the most common bus interfaces for connecting mass storage devices to a computer system.
× 1227
VMware software provides a completely virtualized set of hardware to the guest operating system.
× 1217
Questions about the Apple MacBook family of laptops.
× 1206
called a home network. It usually smaller than an office network, just connecting two or three computers and a modem/router.
× 1205
Also known as regular expression or regexp, a description of a set of strings, often used for searching and validating strings.
× 1192
Use for questions referring specifically to versions of OS X 10.7, Lion. Non-version-specific questions related to OS X should be tagged with [osx]. Questions about Mac hardware should be tagged with …
× 1190
file-level computer data storage connected to a computer network providing data access to heterogeneous clients.
× 1184
Process of cleanly stopping the operating system so the system can be turned off
× 1179
The bar displayed on a full edge of a GUI desktop that is used to launch, monitor and switch between running applications.
× 1175
The Unified Extensible Firmware Interface BIOS (UEFI) is a specification that defines a software interface between an operating system and platform firmware. UEFI replaces the Basic Input/Output Syste…