Here are a few of the most interesting Microsoft Windows statistics I was able to dig up. As always, be sure to check back in the future as I will be updating this post as new and updated stats become available.

Microsoft Windows Statistics and Facts

Launch date of Microsoft Windows OS:

November 20, 1985

Number of computers that Windows 10 is installed on:

700 million computers globally

Last updated 9/26/18

Number of Windows devices shipped in 2015 (combined):

275 million

Windows Total Desktop OS Market Share:

91.41%

Last updated 2/1/17

Number of Steam gaming PCs that are running Windows 10:

90%

Last updated 11/2/18

Windows 10 Desktop OS Market Share:

37.80%

Last updated 9/2/18

Windows 8.1 OS Market Share:

5.10%

Last updated 9/2/18

Windows 8 OS Market Share:

1.62%

Last updated 2/1/17

Windows 7 OS Market Share:

40.27%

Last updated 9/2/18

Windows Vista OS Market Share:

0.46%

Last updated 9/4/17

Windows XP OS Market Share:

3.30%

Last updated 9/2/18

Number of Windows 8 licenses sold:

200 million

Last updated 2/13/14

Amount Microsoft has paid out in Windows 8.1 bug bounties:

$128,000

Last updated 10/9/13

Number of Cortana users:

145 million

Last updated: March 2017

Number of questions asked to Cortana to date:

8 billion questions

Last updated 7/20/16

Percentage of Americans that have never used Cortana:

72%

Last updated 6/11/16

Get the Full Report

Here is a digital collection of every Microsoft statistic I have curated over the years as of December 2018. 125 of them including stats on:

Microsoft company stats
Windows Stats
Windows Phone Stats
Cortana Stats
Office Stats
Cloud Stats
Surface Stats
Bing Stats
XBox Stats
Etc.- all in one place

I try to go through each and every stat regularly and update as much as possible, but we all know that some stats are easier to track down than others. As always, every stat is linked to its original source.

To get your copy of this Microsoft statistic report, click on the button below to purchase it.