![Microsoft now enabling native Wi-Fi calling, HD Voice on the Lumia 640 and Lumia 640 XL | Windows Central Microsoft now enabling native Wi-Fi calling, HD Voice on the Lumia 640 and Lumia 640 XL | Windows Central](https://cdn.mos.cms.futurecdn.net/vCvvpM56wc7ddywuAgnJrW.jpg)
Microsoft now enabling native Wi-Fi calling, HD Voice on the Lumia 640 and Lumia 640 XL | Windows Central
![Microsoft Lumia 640 XL – Performing hard reset & soft reset | P&T IT BROTHER - Computer Repair Laptops, Mac, Cellphone, Tablets (Windows, Mac OS X, iOS, Android) Microsoft Lumia 640 XL – Performing hard reset & soft reset | P&T IT BROTHER - Computer Repair Laptops, Mac, Cellphone, Tablets (Windows, Mac OS X, iOS, Android)](https://www.pntbrother.com/wp-content/uploads/2016/03/5.jpg)
Microsoft Lumia 640 XL – Performing hard reset & soft reset | P&T IT BROTHER - Computer Repair Laptops, Mac, Cellphone, Tablets (Windows, Mac OS X, iOS, Android)
![Amazon.com: Microsoft Lumia 640 XL 8GB Quad-Core Windows 8.1 Single Sim Smartphone (GSM Unlocked) - Black Amazon.com: Microsoft Lumia 640 XL 8GB Quad-Core Windows 8.1 Single Sim Smartphone (GSM Unlocked) - Black](https://m.media-amazon.com/images/W/IMAGERENDERING_521856-T2/images/I/81ZIT6GPTjL._AC_UF350,350_QL80_.jpg)