Appendix E. Glossary
- Action Center
A feature in Windows 8.1 by which you can view and fix problems and run automated troubleshooters, among other things.
- Activation
The process you must complete to verify that you have a valid copy of Windows 8.1, which includes a Product ID. You usually activate Windows 8.1 online the first time you turn on your computer or device, but there are other activation options. Activation is mandatory.
- Active window
The window that is in the foreground and currently in use.
- ActiveX control
A reusable software component that performs a specific function or set of functions in the Windows operating system, in an app that runs on Windows, or in the Internet Explorer environment.
- Address bar
In Internet Explorer or any web browser, ...
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