This is a step by step guide on how to flash a bricked / crashed windows phone or upgrade the OS of a windows phone using Windows Device Recovery Tool.
Steps to Flash / Upgrade the firmware of a Windows Phone using Windows Device Recovery Tool
Follow the steps below to flash / upgrade a windows phone
Launch Windows Device Recovery Tool
Click on 'My device was not detected'
Select your phone's OEM [if you are using any other device that is not Nokia Lumia then select "other OEMs"]
If prompted, select your phone's manufacturer from the list
If prompted, Select your phone model
If prompted, Select your phone model variant
Wait for the tool to load the software available on server [this should be the latest stable version for your device model] then click on "Install software"
On the disclaimer screen, click on Continue
On the survey screen, you can fill the survey form or simply click on "Continue without submitting" to proceed without filling the form
Wait for the tool to download the firmware and once successful, it will proceed to the next screen on its ownÂ
Ensure the battery of the phone is above 25% then click Next
Boot your phone into flash mode using the procedures displayed on the Device Restart screen, then connect the phone to the PC using a USB cord
The tool should detect your phone and begin the software installation process. At this point, do not interrupt the process until it is completed.
You'll get an "Operation successfully completed" message once the process is complete
Your phone should automatically reboot then you can disconnect the phone from the PC and complete the initial setup on the phone
Important Notice
You must have an active internet connection if this is the first time you are installing this tool OR using this tool to flash a particular device model
Downloading of firmware can be interrupted / failed and resumed at a later time. Luckily, this tool automatically continues download from where it last stopped or failed.
The firmware file format for windows phones is .FFU
For subsequent installation, you do not need an internet so long as the FFU firmware file has been placed in the proper location
You can backup the FFU firmware file incase you need it later. The FFU file can be located at C:\ProgramData\"your OEM"\Packages\Products\"your phone model"\
e.g "C:\ProgramData\BLU\Packages\Products\W510U"
"ProgramData" folder is hidden on most windows computer so you must enable viewing of hidden folder to view and access the folder
This post was last modified: 04-10-2019, 11:00 PM by X3non.