Are you looking for the stock ROM firmware of your device OBI S502? If yes your answer, you are in the right page. We have given the direct link to download Obi S502 firmware.
Download OBI S502 stock ROM from here, flash it in your device and enjoy the native Android experience again. The download file contains the USB driver, flash tool and the scatter file.
Download Obi S502 Firmware
Stock ROM File Name: Obi_S502_MT6582_V7_20140814.zip
Stock ROM File Size: 451 MB
Android OS Version: 4.2.2
How To Flash Stock ROM Firmware On Obi S502
Before getting started with the tutorial, make sure to take a complete backup of personal data in your smartphone using appropriate apps. We can use this backup to restore your personal data, if your device gets crashed during the flashing process.
Step 1: Download the “Stock ROM zip file” given above and extract it on your computer. You will find GN Qcom Download Tools V188.8.131.52 and firmware files after extracting.
Step 2: Now download Obi S502 USB driver and install it on your computer. In case if you have already installed USB driver on your computer skip this step.
Step 3: Now open the “GN Qcom Download Tools.exe” file. After the Qcom Download Tools is launched, you will see the following screen.
Step 4: Click the dropdown button and select “English” Language.
Step 5: Select “Save production data” under “UpDataType“.
Step 6: Now click on browse button on “Softpath” and locate the firmware files, which you want to flash on your android device.
Step 7: Next, click “Start Download” Button.
Step 8: Now connect your Obi S502 Android device to your computer through original USB cable (without battery – if it is battery removable) and press volume up or volume down button.
Step 9: The flashing process will begin momentarily and it will get completed in a minute or two.
Step 10: Once flashing is completed, unplug your smartphone from the computer.
That’s it. Now you have successfully flashed stock ROM firmware on your Obi S502 Android device.
If you encounter any issues while following this tutorial, do let me know via comments.