If you find, How to flash LYF jio f220b? then Here the official Stock Flash ROM (Firmware File) to install KAIOS OS on your phone.
Flash file comes in ZIP Format & contains Firmware file, Flash Tool & USB Driver.
LYF Jio F220B Flash File (Official Firmware ROM)
Download Files
LYF Jio F220B Flash File
(Official Firmware ROM)
File Name:
Lyf_Jio_F220B_003-01-0D_230518_QPST.zip
File size:
431.63MB
Flash Method: QPST
Flash Tool