Ensure the Qualcomm HS-USB QDLoader 9008 drivers are installed so your PC can communicate with the phone in EDL mode.
Click the "Start" button. The progress bar will turn green as it writes the new system files. Once "Download Complete" appears, the phone will reboot automatically. Important Precautions Data Loss: Using this tool will factory reset your device. msmdownloadtool v1.8.6
Using this tool requires careful preparation, as it will . Ensure the Qualcomm HS-USB QDLoader 9008 drivers are
Some modified versions of 1.8.6 can work offline without requiring an authorized service center User ID or password for older security patches. How to Use MSMDownloadTool v1.8.6 msmdownloadtool v1.8.6
In the tool, click "Enum" or look for a "Connected" status. Your phone should appear as a COM port in the Windows Device Manager.