Safety and security
Versions & Editions
Features in Windows 8
Windows 8 is an operating system produced by
Microsoft for use on personal computers, including
home and business desktops, laptops, tablets, and
home theater PCs.
Development of this operating system started before
the release of its predecessor in 2009.
Its existence was first announced in January 2011 at
Consumer Electronics Show.
During its development and test phases, Microsoft
released three pre-release versions:
Developer Preview (September 13, 2011)
Consumer Preview (February 29, 2012)
Release Preview (May 31, 2012)
On August 1, 2012, Windows 8 graduated from the
development stage and was released to
Windows 8 is scheduled for general availability on
October 26, 2012
Windows 8 introduces significant changes to the
operating system's graphical user interface and
platform, such as a new interface design
incorporating a new design language used by other
Microsoft products, a new Start screen to replace the
Start menu used by previous versions of Windows
Additional security features in Windows 8 include
two new authentication methods tailored towards
touchscreens (PINs and picture passwords),the
addition of antivirus capabilities to Windows
Defender (bringing it in parity with
Microsoft's Security Essentials software)Smart
Screen filtering integrated into the desktop.
Windows 8 also provides integrated system
recovery through the new "Refresh" and "Reset"
functions , including system recovery from USB
The three desktop editions of Windows 8 are sold in
two sub-editions: 32-bit and 64-bit.
The 32-bit sub-edition runs on CPUs compatible
with x86 architecture 3rd generation or newer, and
can run 32-bit.
The 64-bit sub-edition runs on CPUs compatible
with x86 8th generation or newer, and can run 32-bit
and 64-bit programs.
So what does that mean?
Windows 8 is for home users
Windows 8 Professional is for business users
Windows 8 Enterprise is for SA users
Windows 8 RT is for ARM devices
• Big Changes First
Metro – everyone is talking about it
BitLocker upgrades (to pro!)
Secure Boot controversy
Secure boot is a UEFI-based feature to "prevent
unauthorized firmware, operating systems, or UEFI
drivers from running at boot time".
Hardware makers who choose the optional
Microsoft Certification will be required to
The bottom line is that it will require bios changes
to install a 3rd party OS like Linux on any PC that
has windows 8 pre-installed with the Microsoft
The touch factor.
New File Copy Confirmation dialog box.
Support for USB 3.0
Native support for mounting VHD and ISO disc
Faster boot time.
Allow users to use Windows with the touch interface
as well as with mouse and keyboard.
Allow users to do two things at one by clicking the
tiles along the side.
Work really fast and fluid to get between your
Allow users to optimize Explorer for file management tasks.
Create logical and reliable locations in a streamline
Bring back the most relevant and requested features from the
Windows XP era.
It is designed to make life easier.
Show individual progress bars when you have multiple
copy operations occurring simultaneously.
Allow to pause a copy operation, if you want to give
preference to another operation.
Still supporting USB 1.0 and USB 2.0 devices.
In the meantime, USB 3.0 will offer 10 times faster
than USB 2.0 and much better power management.
Supporting for mounting VHD and ISO disc images.
Windows Explorer allows users to select an ISO
image and access its contents via a drive letter.
Constantly create a virtual CDROM or DVD drive
and assign it to the next available drive letter to the
new removable drive.
Faster boot time
Need only 30-35 seconds to boot the system by
hibernating the kernel session instead of shutting it
Sign in to your Windows 8 device with your
Microsoft account and you’re immediately connected
to the people, files, and settings you care about.
You can connect your favorite services to your
Microsoft account, too—services like Microsoft
Hotmail, Microsoft Messenger, Facebook, LinkedIn,
Twitter, and more.
And you can immediately get to your photos, docs,
and other files.
With Windows 8, your entire PC is cloud-connected.
You’ll have new Microsoft Mail, Calendar, SkyDrive,
Photos, People, and Messaging apps that are connected
to services like Facebook, LinkedIn, and Twitter just
by adding them to your Microsoft account.
In the Windows Store, you can search for or browse
thousands of apps, all grouped in easy to find
All of the apps you’ll see in the Store for Windows
8 Release Preview are free.
You’ll always know what’s interesting, new, and
A particular slide catching your eye?
Clipping is a handy way to collect important slides you want to go back to later.