Windows 15 and 15.1

Overview
Windows 15 is a very software-compatible version of Windows released in 2036. Windows 15's features include: New sleek Edge design, built-in third party theme support, Office 745 and Microsoft Visual Studio 2030 built in, and Windows 95 - Windows 14 app support. The OS is very developer friendly.

Builds
Windows 15 had a majority of builds, ranging across it's development and it's lifespan. There were many builds for Windows 15.

Build 1378 (2029)
- Edge updated

- Improved Control Panel

- Added Visual Studio 2030

Build 1384 (2029)
- Third party theme support

- Improved Microsoft Edge

Build 2149 (2029)
- New logo (Multicolored current logo)

- Redisigned Start Menu

- Bug Fixes

Build 2156 (2029)
- New logo (Multicolored current logo)

- Redisigned Start Menu

- Bug Fixes

Build 2381 (2030)
- New Cortana features

- Bug Fixes

Build 2394 (2030)
- More Cortana features

- Bug Fixes

Build 2412 (2030)
- Automatic Browser Flash support removed due to Flash being deprecated because of HTML7

Build 2468 (2031)
- Windows Classic theme restored

- Bug Fixes

(nothing intresting, just bug fixes.)

Build 3124 (2034)
- Windows Classic theme restored

- Windows 14, 13, 12, 11, 10-10.1, 8-8.1, and 7 app support

- Bug Fixes

Build 3124 (2034)
- Windows Classic theme restored

- Windows 14, 13, 12, 11, 10-10.1, 8-8.1, and 7 app support

- Bug Fixes

Build 3846 (2035)
- Live Tiles 2.0 beta added to Start

- Windows Vista Service Pack 2 and XP Service Pack 3 app support

- Bug Fixes

- New, and cleaner, Windows Media Center returns!

Build 9816 (Insider Preview Build) (2035)
- New logo

- Live Tiles 2.0 complete

- Bug Fixes

- New Settings menu

- New Start menu

- Windows XP and Vista app support extended to 2000 and ME support

- Final build

Build 1.0 (Final Product)
- Bug Fixes