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Estas son algunas de las herramientas comunes que se utilizaron para trabajar en este dispositivo. Es posible que no necesistes todas las herramientas para cada procedimiento.


If you are having difficulties with the Microsoft Lumia 640 LTE, try referring to the Troubleshooting Page.

Background and Identification

Background Information:

The Microsoft Lumia 640 LTE was released in March 2015 offered in 16Gb or 32Gb models. The Lumia 640 LTE used Windows Phone 8.1 Update 2 operating system and were upgradable to Windows 10 Mobile.

Known issues with the device include crackling-speakers, static in recorded videos, and poor auxiliary jack quality resulting in bad audio quality over headphones.

The Microsoft Lumia 640 LTE was released with a bigger version called the Lumia 640 XL featuring a 5.7” screen, more internal storage, and a 1080p 5.0 megapixel rear facing camera.

In order to determine the model number of your phone, pry to remove the plastic cover on the back of phone. This will expose the battery and model number.

Additional Information

- Microsoft Lumia 640 LTE Product Page

- Microsoft Lumia 640 LTE Support Page

- Microsoft Lumia 640 LTE Product Review Page

- Microsoft Lumia 640 LTE Specifications

- Amazon Product Page

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