File Name: Lava B1 firmware update
Here is the update of the Lava B1 firmware update which you can download it from the below download button all you need is to download the Zip file from the download button and then you will have a zip file of your mobile firmware which you can extract it using the WINRAR and then you will have an EXE file which you can install it on your phone using the SP flash tools, I have given all the tools and steps through video also to help you in installing process.
Free Download latest Lava B1 firmware update
File Name: Lava B1 SW14_20160121.zip
Read Before You Start
Take the Backup of your data and your important file before you start and then start the process to the installation of the firmware process.