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How to Soft Reset — Microsoft Lumia 640 XL Dual SIM
How to Soft Reset — Microsoft Lumia 640 XL Dual SIM
The Microsoft Lumia 640 XL Dual SIM is a 2015 Microsoft Windows Phone 8.1, upgradable to Microsoft Windows 10 device powered by the Qualcomm MSM8226 Snapdragon 400 (28 nm) with 1GB and 8GB internal storage. It features a 5.7", IPS LCD, 720.0x1280.0 display and is available in Matte cyan, Orange, Black, Matte white, Glossy white.
The Lumia 640 XL Dual SIM is equipped with a Li-Ion 3000 mAh, removable, a 13 MP, 1080p@30fps main camera, a 5 MP, 1080p@30fps front camera. The device uses a Dual SIM (Micro-SIM, dual stand-by) configuration. It weighs 171 g.
Soft Reset on the Microsoft Lumia 640 XL Dual SIM works differently than it does on Android, since this platform uses its own menus and terminology. Follow the steps below, written specifically for this device rather than adapted from Android instructions.
Does not erase any data. Always try this first.
Press and hold the End/Power key on Microsoft Lumia 640 XL Dual SIM for a few seconds until it restarts
If it's unresponsive, remove and reinsert the battery if the back cover is removable
For sealed-battery models, hold the Power key for 15–20 seconds to force a restart
This does not erase any data
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