The document provides information on Windows 8.1, including its release date of October 2013, new features such as support for high resolution displays and 3D printing, and an improved start screen and app interface. It discusses changes to online services like OneDrive and the inclusion of apps like Skype. The document also summarizes enhanced security features and increased hardware compatibility in Windows 8.1.

1. Presentation on WINDOWS 8.1
Patel Vivek,
From Nadiad-387001
9/27/2014 12:48:53 AM

2. Microsoft Windows is a series of graphical interface operating
systems developed, marketed, and sold by Microsoft.
Microsoft introduced an operating
environment named Windows on November 20, 1985.
Microsoft Windows came to dominate the
world's personal computer market with over 90% market
share, overtaking Mac OS, which had been introduced in
1984.
As of April 2014, the most recent versions of Windows
for personal computers, smartphones, server
computers and embedded devices are
respectively Windows 8.1, Windows Phone 8.1, Windows
Server 2012 R2 and Windows Embedded 8.

3. Start screen on Windows 8.1 with
Update

4. Release of Microsoft Windows 8.1
operating system
Developer Microsoft
Released to
manufacturing
August 27, 2013; 12 months ago
General
availability
October 17, 2013; 10 months ago
Latest release 8.1 with Update (v6.3.9600) / April 8, 2014;
5 months ago
Platforms IA-32, x64, ARMv7
Kernel type Hybrid
Preceded by Windows 8 (2012)
Official website windows.microsoft.com

5. Windows 8.1 is a version of the Windows NT operating
system and an upgrade for Windows 8.
First unveiled and released as a public beta in June 2013, it
was released to manufacturing on August 27, 2013, and
reached general availability on October 17, 2013, almost a
year after the retail release of its predecessor.
 Windows 8.1 added support for such emerging technologies
as high resolution displays, 3D printing, Wi-Fi Direct,
and Miracast streaming.
 It can be installed on devices with as little as 1 GB of RAM and
16 GB of storage.

6.  On July 1, 2014, Microsoft introduced a "pilot program" that
would allow Windows 8 and RT 8 to be automatically updated
to 8.1 through Windows Update.
 The default search engine in Windows 8.1 is Bing.
 End users are not restricted from installing other search
engines or browsers.

7.  New and changed features:
 User interface and desktop
 Apps
 Online services and functionality
 Security and hardware compatibility
 Hardware functionality

8. User interface and desktop:
 The Start screen received several enhancements on 8.1, including an extended "All
Apps" view with sort modes (accessed by clicking a new down arrow button or
swiping upward), small and extra-large sizes for tiles, and colored tiles for desktop
program shortcuts.

9.  The app snapping system has been extended; up to 4 apps can be snapped onto a
single display depending on screen size, apps can be snapped to fill half the screen,
and can also be used on any display in a multi-monitor configuration.
 Apps can also launch other apps in a snapped view to display content; for example,
the Mail app can open a photo attachment in a picture viewer snapped to another
half of the screen.

10.  The lock screen offers the ability to use a photo slideshow as its backdrop, and a
shortcut to the Camera app by swiping up.

11.  PC Settings was expanded to include options that were
previously exclusive to the desktop Control Panel.
 Windows Store was updated with an improved interface for
browsing apps and automatic updates, the Mail app includes
an updated interface.
 The Camera app integrates Photosynth for creating
panoramas, and additional editing tools were added to the
Photos app.
 Apps:
 A number of additional stock apps were also added,
including Calculator, Food and Drink, Health and
Fitness, Sound Recorder.
 Reading List (which can be used to collect and sync content
from apps through OneDrive), Scan, and Help + Tips.
 For Windows RT users, 8.1 also adds a version of Microsoft
Outlook to the included Office 2013 RT suite.

13.  Online services and functionality
 OneDrive (formerly SkyDrive)
 The OneDrive app was updated to include a local file manager.
 A Bing-based unified search system was added.
 Searching for a music performer would return photos of the
performer, a biography, and their available songs and albums
on Xbox Music.
 The messaging app from Windows 8 has been replaced
by Skype, which also allows users to accept calls directly from
the lock screen.

14.  Windows 8.1 also includes Internet Explorer 11, which adds
support for SPDY and WebGL, and expanded developer tools.
The Metro-style version of IE 11 also adds tab syncing, the
ability to open an unlimited number of tabs, and Reading List
integration.

15.  Security and hardware compatibility:
 On compatible hardware, Windows 8.1 also features a
transparent "device encryption" system based on BitLocker.
 Encryption begins as soon as a user begins using the system.
 Windows Store apps to use enrolled fingerprints as an
authentication method.
 A new kiosk mode known as "Assigned Access" was also
added, allowing a device to be configured to use a single app in
a restricted environment.

16.  Windows Defender includes an intrusion detection
system which can scan network activity for signs of malware.
8.1 also allows third-party VPN clients to automatically trigger
connections.

17.  Hardware functionality:
 Windows 8.1 adds support for 3D printing, pairing with
printers using NFC tags, Wi-Fi Direct, Miracast media
streaming, tethering, and NVMe.
 Windows 8.1 can scale text and GUI elements up to 200%
(whereas Windows 8 supported only 150%) and set scaling
settings independently on each display in multi-monitor
configurations.

18. 3D printing

19.  Market share:
 On the information gathered by Net Applications, adoption
rate in June 2014 for Windows 8.1 was at 6.61%, while the
original Windows 8 was at 5.93%.

20.  Architecture of Windows 8.1