[Guide] How to flash your Nokia Lumia Windows Phone

Flashing can be used to fix a corrupt or deleted file system, a dead or bricked phone or other software related issue which has caused your phone to stop working. Flashing can also be used to install the latest (or any available) firmware or to flash a custom (cooked) firmware on your device.

We previously gave you a guide on how to flash your Nokia Lumia 920. Now we are going to use the same device as an example in this guide which will show you how to flash any Nokia Lumia Windows Phone.



[NOTE] Please do not proceed with this guide unless you have advanced knowledge of Nokia Care Suite and have had previous experience with updating your device using unofficial methods.

[NOTE] Issues that can occur on your from following this guide will not be covered by your Nokia Warranty. Please know that you may void your device warranty if you proceed.

[NOTE] Make sure that your device battery is fully charged before you proceed. If your battery fails during the flashing process your device maybe permanently bricked.

[NOTE] Make sure that your device is not connected to the computer until we ask you to in the guide

[NOTE] Your device will be wiped following this process. Make sure that your important data is backed up before you proceed.

[DISCLAIMER] DJ’s Mobiles will not be responsible for any loss of data or device malfunction which can occur from following this guide. Please proceed at your own risk.

Downloading the Firmware File with NCS

1. Download [MIRROR] and install Nokia Care Suite (NCS). Once you have completed the installation go to Drivers folder where you installed NCS (eg: C:\Program Files (x86)\Nokia\Nokia Care Suite\Drivers) and install the WinUSB drivers for your system.
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2. Start NCS and double click on Product Support Tool For Store.
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3. In the new window which opens click File on the top left and select Open Product.
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4. Type RM-821 to filter your Nokia Lumia 920 or select it from the list. (RM-820 refers to the AT&T model)
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5. Now click Programming and then Recovery.
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6. In the new window which opens you will be able to see the firmware you previously downloaded using Navifirm and copied to C:\ProgramData\Nokia\Packages\Products\RM-821 folder
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7. You can also click Find Online and select a code which corresponds with your device to download the firmware file through NCS.
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8. Now click Download and wait for the firmware file to be downloaded to your computer.
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9. Whichever method you choose, the corresponding firmware files will be listed under Recovery.
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10. Now click Start

Installing the firmware on your device

1. Connect your device to your computer.
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2. Hold the Volume Down + Power buttons, and click Retry on the Product Support Tools window on your computer.
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3. When the device vibrates, immediately release the Volume Down button and the Power button and hold the Volume Up button instead.
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4. Continue holding the Volume Up button until you see the NOKIA logo. At this point the firmware will be flashed to your device.

[NOTE] If you are installing a different variant, NCS will complain at this point. You can just confirm that message and continue with flashing the firmware file.