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QFIL 2.0 3.5: The Ultimate Guide to Flash Qualcomm Firmware



QFIL 2.0 3.5 Download: How to Flash Qualcomm Devices with QFIL Tool




If you have a Qualcomm device that needs flashing or upgrading, you might have heard of QFIL tool. QFIL stands for Qualcomm Flash Image Loader, and it is a small but powerful application that allows you to flash stock or custom firmware on your Qualcomm device.




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QFIL tool has many features that make it a useful and reliable tool for flashing Qualcomm devices. Some of these features are:


  • It supports various firmware formats such as .mbn, .elf, .xml, etc.



  • It can flash firmware in flat or meta build mode.



  • It can flash firmware via EDL mode or Qualcomm diagnostic mode.



  • It can flash firmware on both EMMC and UFS devices.



  • It can flash firmware on most Qualcomm devices such as smartphones, tablets, modems, etc.



In this article, we will show you how to download, install, and use QFIL tool 2.0 3.5 version to flash your Qualcomm device. We will also cover some common troubleshooting tips and alternatives for QFIL tool.


QFIL Tool Compatibility and Requirements




Before you use QFIL tool, you need to make sure that your PC and device meet some compatibility and requirements. These are:


  • Your PC should run on Windows XP, Vista, 7, 8, or 10 (32-bit or 64-bit).



  • Your PC should have Qualcomm drivers installed for your device model and chipset.



  • Your device should have a Qualcomm chipset that is supported by QFIL tool.



  • Your device should have a battery level of at least 50%.



  • Your device should have a USB cable that can connect it to your PC.



  • Your device should have a firmware that is compatible with QFIL tool and in .mbn, .elf, or .xml format.



QFIL Tool Installation and Setup




How to download QFIL tool 2.0 3. 5 version




To download QFIL tool 2.0 3.5 version, you can use the following link:


This link will take you to a trusted source where you can download the QFIL tool zip file. The file size is about 6 MB and it contains the QFIL tool executable file and some other files.


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How to install QFIL tool on your PC




To install QFIL tool on your PC, you need to follow these steps:


  • Extract the QFIL tool zip file to a folder on your PC using any file extractor software.



  • Open the extracted folder and double-click on the QFIL.exe file to launch the QFIL tool application.



  • You will see the QFIL tool interface with some options and buttons.



  • You have successfully installed QFIL tool on your PC and you can now use it to flash your device.



How to install Qualcomm drivers on your PC




To install Qualcomm drivers on your PC, you need to follow these steps:


Download the Qualcomm drivers for your device model and chipset from the official or trusted sources. You can use the following link to get the latest Qualcomm drivers:


  • Extract the Qualcomm drivers zip file to a folder on your PC using any file extractor software.



  • Open the extracted folder and run the setup.exe file as administrator to start the installation process.



  • Follow the on-screen instructions and accept the terms and conditions to complete the installation process.



  • Restart your PC after the installation is finished.



  • You have successfully installed Qualcomm drivers on your PC and you can now connect your device to your PC via USB cable.



QFIL Tool Usage and Flashing Process


How to boot your device into EDL mode




To flash your device using QFIL tool, you need to boot your device into EDL mode. EDL stands for Emergency Download Mode, and it is a special mode that allows you to flash firmware on your device via USB cable. There are two ways to boot your device into EDL mode:


  • Using the volume buttons: Power off your device and press and hold the volume up and volume down buttons simultaneously for a few seconds. You will see a black screen with some text on it. This means you have entered EDL mode.



  • Using a test point: Power off your device and open the back cover to access the motherboard. Locate the test point on the motherboard, which is a small metal pin or pad. Use a metal tweezer or a wire to short the test point with the ground. Connect your device to your PC via USB cable while holding the test point. You will hear a sound on your PC indicating that your device is connected in EDL mode.



Once you have booted your device into EDL mode, you can proceed to load the firmware into QFIL tool.


How to load the firmware into QFIL tool




To load the firmware into QFIL tool, you need to follow these steps:


  • Select the build type from the drop-down menu on the top left corner of QFIL tool. You can choose between Flat Build or Meta Build depending on your firmware format.



  • Browse for the loader file by clicking on the Browse button next to Programmer Path. The loader file is usually named as prog_emmc_firehose_xxxx.mbn or prog_ufs_firehose_xxxx.elf, where xxxx is your chipset number.



  • Load the XML files by clicking on the Load XML button. You will need to select two XML files: one for rawprogram and one for patch. The XML files are usually named as rawprogram0.xml and patch0.xml.



  • You have successfully loaded the firmware into QFIL tool and you can now flash it on your device.



How to flash the firmware using QFIL tool




To flash the firmware using QFIL tool, you need to follow these steps:


  • Select the port number from the drop-down menu on the top right corner of QFIL tool. The port number should match with the Qualcomm HS-USB QDLoader 9008 port that appears in your Device Manager when you connect your device in EDL mode.



  • Configure the firehose settings by clicking on the Settings button next to Download button. You can adjust the firehose configuration, download speed, reset after download, and skip checksum verification options according to your preference.



  • Start the flashing process by clicking on the Download button. You will see a progress bar and some logs on QFIL tool indicating that the flashing process is ongoing.



  • Wait for the flashing process to finish. It may take a few minutes depending on your firmware size and download speed. Do not disconnect or interrupt your device during this process.



  • Once the flashing process is completed, you will see a green message saying "Download Succeed" and "Finish Download" on QFIL tool.



  • Disconnect your device from your PC and reboot it normally. You have successfully flashed your device using QFIL tool.



QFIL Tool Troubleshooting and Alternatives


How to fix common errors with QFIL tool




QFIL tool is a reliable and effective tool for flashing Qualcomm devices, but sometimes you may encounter some errors or issues with it. Here are some of the common errors and how to fix them:


  • Sahara fail error: This error occurs when QFIL tool fails to communicate with your device in EDL mode. To fix this error, you need to check your USB cable, USB port, Qualcomm drivers, and device battery level. You may also need to change the firehose configuration or use a different loader file.



  • Download fail error: This error occurs when QFIL tool fails to flash the firmware on your device. To fix this error, you need to check your firmware format, XML files, firehose settings, and download speed. You may also need to use a different firmware or QFIL tool version.



  • Port not detected error: This error occurs when QFIL tool fails to detect your device in EDL mode. To fix this error, you need to check your device manager, Qualcomm drivers, and EDL mode method. You may also need to reinstall the Qualcomm drivers or use a different PC.



If you still face any errors or issues with QFIL tool, you can search for solutions online or contact the QFIL tool developers or support team.


How to use other tools to flash Qualcomm devices




If you are not satisfied with QFIL tool or want to try other tools to flash your Qualcomm device, you have some options. Here are some of the other tools that you can use to flash Qualcomm devices:


QPST tool: QPST stands for Qualcomm Product Support Tool, and it is a comprehensive tool that allows you to flash, backup, restore, and manage your Qualcomm device. It has many features such as QFIL, QCN backup and restore, EFS explorer, etc. You can download QPST tool from the following link:


EDL tool: EDL stands for Emergency Download Tool, and it is a simple tool that allows you to flash firmware on your Qualcomm device via EDL mode. It has a minimal interface and supports .mbn firmware format. You can download EDL tool from the following link:


  • Other Qualcomm flash tools: There are many other Qualcomm flash tools that you can find online or from the official or trusted sources. Some of these tools are Mi Flash Tool, LG Flash Tool, Oppo Flash Tool, etc. You can search for these tools online or from the respective device manufacturer websites.



Conclusion and FAQs




In this article, we have shown you how to download, install, and use QFIL tool 2.0 3.5 version to flash your Qualcomm device. We have also covered some common troubleshooting tips and alternatives for QFIL tool. We hope that this article has been helpful and informative for you.


If you have any questions or doubts about QFIL tool or flashing Qualcomm devices, you can refer to the following FAQs:


  • What is the difference between flat build and meta build in QFIL tool?



A: Flat build and meta build are two different firmware formats that QFIL tool supports. Flat build firmware contains a single loader file and two XML files, while meta build firmware contains multiple loader files and XML files for different partitions.


  • How can I backup my data before flashing my device using QFIL tool?



A: You can backup your data using any backup software or app on your device or PC before flashing your device using QFIL tool. You can also backup your data using QPST tool if your device supports it.


  • How can I restore my device if I flash the wrong firmware using QFIL tool?



A: You can restore your device by flashing the correct firmware using QFIL tool or any other compatible tool. You can also restore your device by using a backup file if you have one.


  • How can I update my device using QFIL tool?



A: You can update your device by flashing the latest firmware using QFIL tool or any other compatible tool. You can also update your device by using an OTA update if available.


  • How can I root my device after flashing it using QFIL tool?



A: You can root your device by flashing a custom recovery and a root package using QFIL tool or any other compatible tool. You can also root your device by using a one-click root app if available.That's all for this article. We hope that you have learned how to use QFIL tool 2.0 3.5 version to flash your Qualcomm device. If you have any feedback or suggestions, please feel free to leave a comment below. Thank you for reading and happy flashing! 44f88ac181


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