Here are the Complete Instructions to Flash Stock Firmware using the QcomDloader Tool on any Qualcomm Smartphone and Tablets.
Before Installation Requirements: You must have Qualcomm Stock Firmware of your Smartphone. If in case you have already downloaded the Stock ROM of your device, then follow the below post instructions.
How to Use QcomDloader Tool to Flash Stock Firmware
Step no 1: Download & extract QcomDloader Tool on your Computer. After extracting Flash File, you will be able to see the below Screen files:
Step no 2: Now, Install the Latest Qualcomm USB Driver on your PC (if you have already successfully installed the Qualcomm USB PC Driver on your computer or Laptop then just SKIP this step).
Step no 3: Once you installed the Latest Qualcomm USB Driver, then Connect your phone to the computer or PC (using USB cable).
Step no 4: Once your Smartphone is connected to the computer, Open The QcomDloader.exe.
Step 5: After Then, QcomDloader Tool is Started, you will be able to see the following Screen interface:
Step no 6: After Then, Press the Load Option & locate the Qualcomm Firmware of your Phone.
Step no 7: Then, Click on the Settings Option & Select Download Mode as an Upgrade option.
Step no 8: Under The Download Settings, Tick Validate The Downloaded FIRMWARE.
Step no 9: Now, Just Leave the eMMC Programmer, Raw program, Patch0 Box Options as it is. But, you may want to change it, if the name of respected file isn’t same as written in the Box.
For example: If you Open the Qualcomm Firmware Folder (assuming you have already downloaded the stock firmware), you need to find various files of which Three main files are read by QcomDloader to Install the entire package i.e., prog_emmc_firehose_8916.mbn, rawprogram_unparse.XML, patch0.xml.
If in case the eMMC file name is Another or different, then quickly write the exact name in QcomDloader, so that it can recognize the stock firmware.
Step no 10: After then, Under chipset ID write the Chipset no (here eMMC file name if prog_emmc_firehose_8916.mbn of which 8926 is the Chipset ID).
Step no 11: Then, Press OK to exit the configuration Options.
Step no 12: Now, Press on Then Start Option to Start the Flashing process.
Step no 13: Once, The Flashing Process is completed you will able to see The Green Passed Pop-up message.