Are you looking for the stock ROM of your device Polytron 4G 450? If yes your answer, you are on the right page. We have given the direct link to download Polytron 4G 450 stock ROM.
Download Polytron 4G 450 stock ROM from here, flash it in your device and enjoy the native Android experience again. The download file contains Lyf USB driver, Qualcomm Flash Image Loader tool and the stock ROM file.
Download Polytron 4G 450 Stock ROM
Stock ROM File Name: Polytron_4G450_V3.1_4.4_QFIL.zip
Stock ROM File Size: 673 MB
Android OS Version: 4.4
How To Flash Stock ROM On Your Device
Before getting started with this flashing process, take a complete backup of personal data in your smartphone using appropriate apps as flashing Stock stock ROM will wipe them out.
Step 1: Download the stock ROM for your device from the link given above. Once done, extract the downloaded zip file to get the Polytron 4G 450 USB driver, QFIL tool and stock ROM (.mbn) file.
Step 2: Now install the USB driver in your computer. Once done, launch the QFIL tool by clicking on QFIL.exe.
Step 3: Next, switch off your Polytron 4G 450 device. Once done, connect your device to the computer (using original USB data cable) while pressing and holding the Volume UP button.
Step 4: Once your device is successfully connected with the computer, go to the QFIL window and click on the “Browse” button.
Step 5: Now choose the Stock ROM file (.mbn) from Step 1. Once you have selected the .mbn file, Qualcomm Flash Image Loader will load the remaining files required for flashing.
Step 6: Next, click on the “Download” button as shown in the screenshot below to launch the flashing process.
Step 7: It will take a minimum of 10-15 minutes for the flashing process to get completed and once it does, you will get a “Success” message.
That’s it. Now you have successfully flashed Stock ROM on your Polytron 4G 450 device.
If you encounter any issues while following this tutorial, do let us know by dropping a comment below.