T-Mobile subscribers of Nokia Lumia 521 and Lumia 925 are soon to enjoy several new features from Windows Phone 8.1 update after the official confirmation of the software planning from the network carrier.

T-Mobile Lumia 521 and Lumia 925 Update

A tweet from T-Mobile officially confirms the planning of Windows Phone 8.1 update for subscribers of Nokia Lumia 521 and Lumia 925. Users are notified to keep an eye for T-Mobile's software support page for the new Windows Phone firmware expected to be released later this year.

@DreamSSociety_ We are planning an update to WP 8.1 for Lumia 521 and 925 later this year. Keep an eye on http://t.co/zVFbFPUQUA ^JW

— T-Mobile USA (@TMobileHelp) August 22, 2014

Windows Phone 8.1 update for Nokia Lumia 521 and Lumia 925 is already available for AT&T subscribers via Over the Air process bringing several new capabilities and functionalities such as new personalisation options for the Live Tiles, unification of Microsoft services using One Windows feature, Xbox default services and more efficiency on the keyboard, notifications and management tools.

As of date, Lumia 925 latest software remains on 3051.4000.1404.0011 build version with improvements to the App Switcher, Screen Rotation Lock, Driving Mode, Nokia Camera, Nokia Storyteller, Nokia Beamer, Bluetooth 4.0 Low Energy, Nokia "Glance" Screen and custom ringtones for Messaging and Email apps.

Official Features of Windows Phone 8.1 Update

Windows Phone 8.1 update for Nokia Lumia smartphones and other compatible devices will receive several new features and various system improvements. Here are the details provided by Microsoft and the latest update history on Windows Phone 8.X.

1. Virtual smartphone assistant for queries and suggestions called Cortana.

2. Live Tiles and Start Screen personalisation options.

3. New camera updates including support for various photo apps.

4. Integration of Microsoft apps and services such as OneDrive, Skype and Office apps.

5. Xbox default services including Xbox Music and Xbox Video.

6. Improved efficiency on the virtual keyboard, Action Centre and management tools.

7. Use of Folders on the Start Screen now enabled.

8. Multiple text messages with forwarding now supported.

9. Multiple selection for call logs, messages and contacts.

10. Internet Explorer 11 with improved user experience.

11. Accessory apps support for smartwatches, active phone cover, fitness tracker and more.

12. Internet sharing of mobile data to Bluetooth.