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LG Optimus Vu F100S Unbrick Solutions: Tutorials

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LG Optimus Vu F100S Unbrick QFIL Firmware

This is an Unbrick Project page for LG Optimus Vu F100S devices. Using the files provided here and the tutorials, you should be able to unbrick either your soft bricked or hard bricked LG Optimus Vu.


This Unbrick Project is maintained by ArykTECH - thanks to our sponsor(s)

Have a device you want us open Unbrick Project for? Open Unbrick Project Here


Project Sections
Project Intro Project Files Access
Solutions: QFIL Method Solutions: Loader Method

Intro to LG Optimus Vu F100S Unbrick Project

For those looking to unbrick / debrick their LG Optimus Vu F100S that has being lying dead, useless for days, you may now unbrick your device following the detailed instructions provided on this page - of cource, you need to download the LG Optimus Vu F100S specific unbrick files which include the Optimus Vu F100S QFIL firmware containing rawprogram.xml and firehose files specific for Optimus Vu F100S.

Although we have put to table, the Optimus Vu F100S debrick / unbrick solutions, to gain access to this device unbrick project folders and download the files necessary to recover and unbrick your Optimus Vu F100S, you need to subscribe to this unbrick project. You can Subscribe Here


See also:

  • LG Optimus Vu F100S Unbrick Solutions

  • Project Info
    Targeted Device(s): LG Optimus Vu F100S Variants
    Initial Sponsor(s) Mikail
    Devs/Maintainer(s) U_John (john@devs.aryk.store), Arewa (arewa@devs.aryk.store)
    Project Status Ready. Working
    Project Progress We have:
  • LG Optimus Vu F100S QFIL Firmware Ready
  • Complete Optimus Vu F100S rawprogram.xml file added
  • Compatible Optimus Vu F100S firehose file added
  • Loader image extracted and uploaded
  • Device test-point discovered
  • Tesp-point needs confirmation
  • Method(s) Deployed:
  • QFIL Method
  • Loader Method

  • This LG Optimus Vu F100S Unbrick Solutions Can Recover Devices that Are:

    1. Stuck in HS-USB QDLoader 9008.

    2. Optimus Vu F100S with Blank screen and in emergency diag mode.

    3. Optimus Vu F100S with verification failure issues.

    4. That hangs booting or ends up in incessant reboots.

    5. With boot Certification Verify errors.


    How to Unbrick (Debrick) LG Optimus Vu F100S

    On this page, we give you instructional tutorials for methods deployed, that which include the QFIL and Loader methods of unbricking LG Optimus Vu F100S.
    In the paragraphs that follow below here, we explain how to unbrick your LG Optimus Vu F100S device using either QFIL or the Loader method.


    How to Unbrick (Debrick) LG Optimus Vu F100S Using QFIL QPST

    1. Download the contents of the QFIL Folder from the Optimus Vu F100S Unbrick Project Folder and Extract them onto a folder on your PC.

    2. Download HS-USB QDLoader Drivers here and install it on your PC.

    3. Open the Optimus Vu F100S QFIL Files folder on your PC to view its content.

    4. Launch (Open) QFIL on your PC. You may download latest QPST from here if not installed on your PC yet.

    5. Now, on QFIL, choose Flat Build and for programmer choose the firehose file seen in the QFIL Files folder you opened in Step 3 above.

    6. Click Load XML and choose Optimus Vu F100S rawprogam0.xml and patch0.xml files both in the QFIL Files folder in which the Firehose file is located.

    7. Finally, click Download. QFIL should successfully download the files on your LG Optimus Vu F100S.
    Once QFIL has successfully downloaded the files, your device should reboot automatically. Note that first boot may take up to 15 minutes to complete!


    If you have any issue using QFIL, contact us here - project subscribers only!


    How to Unbrick (Debrick) your LG Optimus Vu F100S Using Loader File / SD Card

    1. From the LG Optimus Vu F100S Unbrick Project Folder, download the loader file and extract it onto a folder on your PC.

    2. Now, format your SD Card. exFAT is preferred.

    3. Download DiskImageRev2 from here and extract it onto a folder on your PC then, open it.

    4. Slot your SD Card in a card reader and connect it to your PC.

    5. Launch DiskImageRev2 on your PC - as Admin preferably.

    6. On launch, DiskImageRev2 should detect and display the drive where your SD Card is connected. If otherwise, browse to select the correct drive.

    7. From DiskImageRev2, browse to the folder where you saved / copied the LG Optimus Vu F100S Loader.img file on your PC and select it.

    8. Now, click Write and wait until DiskImageRev2 completes the process.

    9. Once DiskImageRev2 has successfully written the files on the SD Card, your SD Card is now bootable! You may now insert it on your LG Optimus Vu F100S and boot the device using its bootloader key combo.

      Brief Note:

      The Loader method requires a full ROM Dump also known as a full blk0 backup of a working LG Optimus Vu F100S correctly flashed or written on a pretty good and fast class 10 SD Card.

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