How to Install Stock ROM on LYF Flame 1 (LYF LS-4503)

Today I will guide you on how to flash stock ROM file on Lyf Flame 1 (LYF LS-4503). Here is the list of Stock ROM for Lyf Flame 1. This is an update for the LYF Flame 1 with model no LS-4503. Now you can install the Stock ROM file using the QPST on your LYF Flame 1 Smartphone. Download the ROM which we have listed with the latest update.

You can also update your Lyf Flame smartphone anytime, also you can install the listed earlier build to revert back to old version also. In case if you have bricked your device, then you can bring back the phone (Unbrick) using the stock firmware anytime. Also if you feel your Lyf Flame 1 lag or have any issue, then flash the firmware file from the list below and save from the situation.

Stock Firmware doesn’t void a warranty on your LYF Flame 1. In the list we have the Android Lollipop Update but once we see the new update we will update the post. Also if LYF company releases Android 6.0 Marshmallow we will update here. To install the Stock Firmware on Lyf Flame 1, Please follow the guide and download the ROM and QPST on your computer. This guide is for How to Install Stock ROM on Lyf Flame 1 smartphone.

How to Install Stock ROM on LYF Flame 1 (LYF LS-4503)

Advantage of Stock Firmware :

  • To Unbrick your phone
  • To Fix the Bootloop problem
  • Upgrade and Downgrade your phone
  • To Unroot or Fix Bugs on your phone
  • To fix the lag or stutter
  • Fix Soft Brick on your phone
  • To revert back to stock to gain your warranty.


So before jump into the manual upgradation setup, please make sure you have a good amount juice with at least 80% Charge. If not please charge the phone. Backup your phone in case if you need it later. If you brick the device we are not responsible. Do it at your own risk. Remember this guide is to update Stock ROM for Lyf Flame 1

LYF Flame 1 (LYF LS-4503) Firmware Flash File

Download File Description
Download LYF Flame 1 LS-4503 Stock Build (976M)
Download Lyf_Flame_1_LS_4503_S10A_LYF_L11EN_215_160408 (1GB)
Marshmallow ROM Not yet Released and we are not sure whether the company will release Android 6.0 Marshmallow update for Lyf Flame 4


  • Download the QPST
  • VCOM driver:  Download – Instal the VCOM Driver on your computer (still compatible with MT67xx phones)
  • Charge your phone to at least 70%
  • Back up your device just in case if you need it later
  • You need either Laptop or PC

How to Update or Downgrade the STOCK ROM on Lyf Flame 1 :

  1. First of all, do all the PREREQUISITE STEPS and Now Open the Extracted QPST Folder
  2. You will find two files with the name : Qualcomm_USB_Drivers_For_Windows.rar and QPST.WIN.2.7 QPST folder
  3. Open the QPST Win folder and Install the QPST.exe file on your PC/Laptop QPST install
  4. After Installation, Go to the Installed Location in the C Drive
  5. Open the QPST Configuration QPST Configuration exe open
  6. Now in the QPST Configuration, Click on Add new port -> Select the com port of your device -> and close it QPST Configuration
  7. Now Open the EMMC Software Downloader in the same folder located all the QPST Files EMMC Software download
  8. In EMMC Software Downloader, Check program boot loaders -> Browse for the device com portEMMC Software download Browse
  9. Now Click Load XML Def and browse for rawprogram0.xml in folder ROM in EMMC Software Downloader (If you didn’t extract please extract the ROM and then browse the file rawprogram0.xml)click and load xml
  10. Now tap on Load Patch def and browse for patch0.xml in folder ROM load patch
  11. Check the search path 2 and browse for the folder ROM search path QPST
  12. Now click download, wait for the download to finish (it never finish but it also detects for a new driver, and that’s important) and it will search for the new hardware found, install the driver
  13. That’s it ! Once your installation is done ! Reboot the phone ! Congrats, you successfully installed Stock ROM on LYF Flame 1


  1. when will the upgrade to marshmallow in lyf flame 1 phones i am using for the past 1 year 6 months from october 16 when will they release the android version 6

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