The document discusses Windows 10 and Windows 8.1. It provides information on the developer (Microsoft), release dates of each (Windows 10 in 2015, Windows 8.1 in 2013), and allowed some Windows users to upgrade to Windows 10 for free in the first year after its launch. It also lists some common issues users experience with each like not having enough space for Windows updates, slow boot times, and files opening in the wrong application.

1. Name: Sikandar Ali
Roll no: 113
Subject: ICT
Topic Window 10 and window 8.1

2.  Developer: Microsoft (Ms)
 Released date : July 15, 2015; 3 years ago.
 The users who were using Windows 7,
Windows 8 or Windows 8.1 have a chance
to upgrade their OS to Windows 10 full free
version in the first year after launch.
 Windows is used by over 1.5 billion people in
every country of the world.
Window 10

3.  Not enough space to install a Windows
update.
 PC boots slowly.
 Files open in the wrong application.
 You can’t play DVD movies.
 Too many notifications
Issues of window 10

4.  Windows 10 is an operating system developed
by Microsoft. Microsoft described Windows 10 as an
"operating system as a service" that would receive
ongoing updates to its features and functionality,
augmented with the ability for enterprise
environments to receive non-critical updates at a
slower pace, or use long-term support milestones
that will only receive critical updates, such as security
patches, over their five-year lifespan of mainstream
support.
Windows 10 history

5.  Windows 8.1 is a personal computer operating system
that was produced by Microsoft and released as part
of the Windows NT family of operating systems.
 It was released to manufacturing on August 27, 2013,
and reached general availability on October 17, 2013,
about a year after the retail release of its
predecessor.
Window 8.1

6.  unclear text.
 Windows 8.1 shows black screen after
updates.
 The Start Menu.
 explorer.exe
Issues of window 8.1

7.  On May 14, 2013, Microsoft officially announced that
"Blue" would be named Windows 8.1. Following a
keynote presentation focusing on this version, the
public beta of Windows 8.1 was released on June 26,
2013 during Build. Build 9600 of Windows 8.1 was
released to OEM hardware partners on August 27,
2013, and became generally available on October 17,
2013.
Window 8.1 history