Microsoft Narrator
Encyclopedia
Narrator is a light-duty screen reader
Screen reader
A screen reader is a software application that attempts to identify and interpret what is being displayed on the screen . This interpretation is then re-presented to the user with text-to-speech, sound icons, or a Braille output device...

 utility included in Microsoft Windows
Microsoft Windows
Microsoft Windows is a series of operating systems produced by Microsoft.Microsoft introduced an operating environment named Windows on November 20, 1985 as an add-on to MS-DOS in response to the growing interest in graphical user interfaces . Microsoft Windows came to dominate the world's personal...

. Narrator reads dialog boxes and window controls in a number of the more basic applications
Application software
Application software, also known as an application or an "app", is computer software designed to help the user to perform specific tasks. Examples include enterprise software, accounting software, office suites, graphics software and media players. Many application programs deal principally with...

 for Windows.

While Microsoft recommends that the visually impaired purchase a full-function screen reader for general computer use, Narrator is a significant piece of software for a number of reasons. Narrator is included with every copy of Microsoft Windows
Microsoft Windows
Microsoft Windows is a series of operating systems produced by Microsoft.Microsoft introduced an operating environment named Windows on November 20, 1985 as an add-on to MS-DOS in response to the growing interest in graphical user interfaces . Microsoft Windows came to dominate the world's personal...

, providing a measure of access to Windows without the need to install additional software as long as the computer in use includes a sound card and speakers or headphones. Windows 2000
Windows 2000
Windows 2000 is a line of operating systems produced by Microsoft for use on personal computers, business desktops, laptops, and servers. Windows 2000 was released to manufacturing on 15 December 1999 and launched to retail on 17 February 2000. It is the successor to Windows NT 4.0, and is the...

 was the first Microsoft operating system
Operating system
An operating system is a set of programs that manage computer hardware resources and provide common services for application software. The operating system is the most important type of system software in a computer system...

 released with some degree of accessibility for the blind built in, permitting a blind person to walk up to any such computer and make some use of it immediately.

Narrator can assist a blind person in installing a full-function screen reader, assisting the user until his/her screen reader of choice is up and running. As well, because Narrator is a lightweight screen reader that requires minimal "hooks" into the operating system, Narrator can provide speech when a full-function screen reader might be unable to do so, such as during the process of updating hardware drivers.

The Windows 2000
Windows 2000
Windows 2000 is a line of operating systems produced by Microsoft for use on personal computers, business desktops, laptops, and servers. Windows 2000 was released to manufacturing on 15 December 1999 and launched to retail on 17 February 2000. It is the successor to Windows NT 4.0, and is the...

 version of Narrator uses SAPI
Speech Application Programming Interface
The Speech Application Programming Interface or SAPI is an API developed by Microsoft to allow the use of speech recognition and speech synthesis within Windows applications. To date, a number of versions of the API have been released, which have shipped either as part of a Speech SDK, or as part...

 4 and allows the use of other SAPI 4 voices. The Windows XP
Windows XP
Windows XP is an operating system produced by Microsoft for use on personal computers, including home and business desktops, laptops and media centers. First released to computer manufacturers on August 24, 2001, it is the second most popular version of Windows, based on installed user base...

 version uses the newer SAPI 5. However, it only allows the use of the default voice, Microsoft Sam, even if other voices have been installed. In Windows Vista
Windows Vista
Windows Vista is an operating system released in several variations developed by Microsoft for use on personal computers, including home and business desktops, laptops, tablet PCs, and media center PCs...

 and Windows 7, Narrator has been updated to use SAPI 5.3 and the Microsoft Anna voice for English. In Windows Ultimate and Windows editions for China, the Microsoft Lili voice for Mandarin Chinese is included.

External links

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