1. FactoryDownload/ResearchDownload
2. Unpack ROM and extract File.pac
3. Run ResearchDownload or FactoryDownload
4. Click on "Load packet" and add the .pac
5. Click on "Start"
6. Connect your android device to the computer
7. During the flashing your mobile will restart automatically
8. Finish
Important Notes: Take a Backup of your mobile data before flashing or installing the firmware on your smartphone. As this will help you to recover the data whenever any thing wrong happens to your mobile
