LYF Jio F300b Stock Firmware [Jio F300b Flash File & Tool] LYF Jio F300b Stock Firmware [Jio F300b Flash File & Tool] 30 October Bijendra Narsinghani Share To: How To Flash LYF Jio F300b Stock Firmware [Jio F300b Flash File & Tool] Flash Jio F300b Stock Firmware [Jio F300b Flash File & Tool]LYF Jio F300b ow to flash guide is here with Jio f81e flash file and tool. Here in this tutorial we are going to share complete step by step tutorial to flash firmware on Jio F300b mobile. If your device is bricked or stuck. Advantage of Stock Firmware : Flash Stock To Unbrick your LYF Jio F300b Flash Stock ROM to Fix the Bootloop problem Upgrade and Downgrade LYF Jio F300b Fix Bugs on your phone To fix the lag or stutter on LYF Jio F300b By flashing Stock ROM, you can solve software problems. Revert back to stock to gain your warranty. Download LYF Jio F300b Flash File [Stock ROM] , Flash Tool and Driver Download FileDescription DownloadLYF-F300B-001-01-21-230818.Zip Steps To Install Stock ROM On Jio Lyf F81E With QFlashTool 1- Download LYF F300b Flash file which consist of File, tool & Driver.2- Install Driver3- Connect Phone in ON mode to cross check driver installation. It will make port named “Qualcomm HS-USB Diagnostics 9008”4- It means driver has been installed successfully.5- Install Flash Tool, which will install shortcut on Desktop named QFLASH Tool.6- Connect phone (Press * & # as Boot key)& Click on Load Content and from Flash File Folder select Content.xml7- It will show Port in tool.8- Click on Download Content to start Upgrading.9- Wait till done appears.10- After upgradation, device will shift to download mode.11- Disconnect Phone & reinsert battery. Here your device may boot several time in between the process. Don’t stop the process. In the end of process disconnect your device and boot it normally.