Here is JIO LYF F220B Official Firmware (stock ROM), Download the latest flash file for JIO LYF F220B Firmware. Operating system optimization, hang on logo or stuck logo only fix, boot loop fix, and dead after the flash fix, This firmware also helps to reset FRP Gmail bypass
There is another way to update your phone software for free, If the warranty on your phone is still running, then take it to the service center. And if you have your smartphone insured, then contact it
Note: Check the term condition of the insurance company first, because the insurance company does not accept the claim regarding software updates.
JIO LYF F220B Firmware : Get Link
Flashing Tool And Driver
Driver Setup: Get Link
Flash Tool: Get Link