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.

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a program included with every version of macOS that permits displaying and limited editing of common 2D and 3D files using Apple's Core Image and Quartz frameworks.
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Allowing and restricting which users can perform what operations of particular files
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The reverse procedure of backup, to restore is to put information from a backup back onto the computer system.
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Apple's top-of-the-line, touchscreen iOS based music player.
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Questions about Spotlight, a system-wide desktop search feature of Apple's OS X and iOS operating system.
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An instance when a particular application or your entire Mac or iOS device refuses to respond and/or function properly. Usually causes the app to "quit" or the interface to "freeze".
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Apple's original trademarked term for wireless networking, which predated the use of the broader industry term "Wi-Fi". As of June 2011, Apple is phasing out the use of the term and using "Wi-Fi" inst…
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a photo organizer and editor for Mac that is part of the iLife suite of apps that come bundled with new Mac and are also for sale individually
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The special transparent bar (usually at the bottom) of a macOS desktop which houses applications, stacks, and the trashcan or on the home screen of iOS devices that provide easy access to commonly us…
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The password management system in macOS
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format and organize files on a disk. This includes directory structure, permissions management, metadata, and more. The current default file system for macOS is APFS (High Sierra an…
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the process of taking away the restrictions Apple places on their devices giving the user root access, access to the raw file-system, and the ability to run software not …
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An indicator of a possible change/update/alert that may be presented in a number of ways, including a banner, popup dialog, or badge on an app icon.
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High speed multifunction port (interface) designed by Intel and first manufactured on a shipping product by Apple. Thunderbolt was developed under the name Light Peak and combines PCI Express with Dis…
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Apple's small form factor desktop computer. It first debuted on January 22, 2005.
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Questions dealing with performance of Apple hardware or software, especially about troubleshooting or improving poor performance.
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A network protocol that allows data to be exchanged using a secure channel between two networked devices
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Series of one or several keys that invoke some software/os action when triggered by the user
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small device that connects to a TV using HDMI and is capable of streaming content from iTunes, Netflix, and many other sources, and which supports third-party apps as of the release of the…
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related to Apple hardware- or software. Other questions are off-topic, but might be asked on Super User.
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an online web service offered by Google. These posts relate to viewing and/or syncing the online service's content to be viewed locally.
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Concerning hardware issue with recharging a battery
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The (usually) LCD display integrated into portable computing products, or external monitor/television connection to same.
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A touch-sensitive device for controlling a pointer on a computer's screen. It is similar to a mouse, but translates the motion of a user's finger to a relative position on a screen.
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the process of converting information using an algorithm (or cipher) to render the information unreadable to anyone who doesn't have the algorithm (also known as a key)
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a macOS feature allowing full-disk encryption using XTS-AES-128 with a 256-bit key. Older implementations encrypted the user folder only.
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A collection of commands that may be from a CLI Shell, or programming language such as AppleScript, which are executed in order with limited iteration, usually as a way of automating actions or events…
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An OS X feature that hides a Recovery HD on Macs to facilitate maintenance, recovery and reinstallation if the OS becomes corrupt. Topic of recovery-mode-ios, data-recovery or file-recovery are unrela…
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User accounts facilitate different agents and settings on a computer. User accounts have a login name and a password, along with a home directory on the filesystem.
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The problem when your computer/device as a whole OR an individual application becomes unresponsive, "hanging" as it were, in mid air.
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A system for starting, stopping, and managing automated processes.
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A spreadsheet application developed by Apple as part of its iWork suite availble for iOS, macOS and cross-platform via iCloud. It is the Apple alternative to Microsoft Office Excel.
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a line of portable music media players from Apple Inc. Use the tag ipod-touch for iPods using the iOS operating system.
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Covers all stand-alone Mac OS X Server versions, which includes 10.0 through 10.6 Snow Leopard. Use [server.app] for Server questions on Lion 10.7 and newer.
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Apple's word processing and desktop publishing software for OS X and iOS
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a Virtual Private Network, an encrypted connection from one computer (e.g. a home one) to another network (e.g. a work one). It can also be between two networks.