This guide will helps you to flash stock KAI OS on your LYF JIO Featured phones, Please follow this instructions carefully to restore your device firmware.
Models can be flashed:
Flash file for F220B
Step 1: Download LYF stock ROM Flash file, which consist of firmware, flash tool and driver.
Step 2: Install USB Drivers.
Step 3: Connect your device in Power ON mode to verify the driver installation. It will show port name as “Qualcomm HS-USB Diagnostics 9008”
Step 4: Install QFLASH Flash Tool and launch the application.
Step 5: Connect your device and Press * and # as Boot key then, Click on Load Content from Flash File Folder select Content.xml.
Step 6: Click on Download Content to start Upgrading.
Step 7: Wait till the done screen appears.
Step 8: After flashing, your device will change to download mode.
Step 9: Disconnect your device and reinsert the battery.
Step 10: You’r done.