How to update Sony Xperia Ion Lt28h from ICS to JB Manually HD

PLEASE READ THE INSTRUCTIONS CAREFULLY BEFORE COMMENTING!! This video is about- How to update toYour Sony Xperia Ion Lt28h to latest version of jellybean manually[OTA update is not yet available here..so] Requirements: 1.Windows PC 2.ADB drivers- http://6091471b.linkbucks.com 3.Flash tool- http://05d3fbee.linkbucks.com 4.Sony Xperia Ion Lt28h firmware ftf - http://4e14dae8.linkbucks.com Instructions:For FLASHING 1.backup everything. 2.Install flash tool,U will find a folder Firmware in Flashtool 3.Place LT28h_6.2.B.0.211_FTF in Firmware folder. 4.Run flashtool,select FLASHMODE and check wipe data,wipe cache and No final verification 5.select flash. 6.TURN OFF your phone and connect it to PC by through USB cable[press volume down button while connecting] 7.flashing will start. 8.After flashing- a) go to settings/developers options and turn it on then to USB debugging and turn it on. b)go to settings/security/unknown sources and turn it on. Thank you:)