Lumia 640 - OnMSFT.com

Microsoft Research prototyped a smartphone Display Cover that works as a second screen

October 29, 2018 by Laurent Giret

Microsoft has built a flip cover prototype with a built-in e-ink display that can be used to extend Windows Phone apps.

Get a Lumia 640 for less than $10 from Cricket Wireless (with plan)

February 17, 2017 by Arif Bacchus

The budget-friendly carrier Cricket Wireless is currently offering the Lumia 640 for less than $10 with a plan and activation.

The Lumia 640 tops out with best signal strength performance in independent study

September 6, 2016 by Laurent Giret

The Lumia 640 and 650 both performed very well in a recent study testing both data service and voice service of 26 recent smartphones.

Lumia 640 on AT&T now receiving Windows 10 Mobile, no word on Lumia 1520

June 3, 2016 by Kareem Anderson

An AT&T Community Specialist reached out via its wireless forum to update address a customer’s frustration over company’s apparent dragging of feet regarding the Windows 10 Mobile rollout for the Lumia 640

Cricket Wireless offering the Lumia 640 for $29.99, Lumia 650 for $119.99

May 20, 2016 by Mark Coppock

Cricket Wireless has the Lumia 640 on sale for $29.99, and the Lumia 650 on sale for $119.99.

Microsoft appears to be transitioning Windows 10 Mobile support to the Surface devices team

April 27, 2016 by Arif Bacchus

Some hints seem to show that Microsoft could be transitioning Windows 10 Mobile support to the Surface team.

Vodafone Australia to roll out Windows 10 Mobile on Friday, March 25th

March 24, 2016 by Hammad Saleem

Vodaphone Australia is bringing Windows 10 Mobile to the Lumia 930, Lumia 735, Lumia 640 and Lumia 640 XL, beginning March 25th.

Half of Windows phones are capable of running Windows 10 Mobile, 15.2% already are, according to AdDuplex

March 23, 2016 by Kareem Anderson

The Windows phone platform landscape now stands at Windows Phone 8.1 with an 81.1 percent share of usage and Windows 10 Mobile beating out Windows Phone 8 to claim second at 7.7 percent.