Microsoft started rolling out another update to their most awaited phone OS i.e. Windows Phone 8.1 having a build no. 12400 released as Developer Preview. If you did not receive the update notification yet, go to phone settings and force a phone update.

 

Start enjoying the major improvements and functionalities available in Windows Phone 8.1 OS, if you already have WP8 hardware device.

 

Windows Phone 8.1 is ready to install (www.kunal-chowdhury.com)

Not yet sure, what are the new changes available in this build after the build version 12397, but there must be some major bug fixes before the final release.

 

 

Important Update:

While installing the new update if you face Blue Screen Of Death (BSOD), just do a soft reset of your hardware and it will start installing the OS as expected.


Kunal Chowdhury

About the Author

Solution Architect & Former Microsoft MVP

Kunal Chowdhury is an enterprise solution architect and former multi-year Microsoft MVP. He is the author of three technical books: Windows Presentation Foundation Development Cookbook, Mastering Visual Studio 2017, and the Mastering Visual Studio 2019.

He publishes technical articles on .