HOW TO FLASH/UPGRADE LATEST ITEL SPREADTRUM DEVICES WITHOUT NORMAL ERRORS BEINGN DISPLAYED BY SPD FLASHTOOL

HOW TO SUCCESFULLY FLASH LATEST LOLLIPOP AND MASHMALLOW ITEL DEVICES USING SPD FLASH TOOL

lately itel android devices that are running android 5.1 version
do pose some problems during the process of updating them
using spd flash tool.erors being DISPLAYED includes
1-devices not calibrated
2- automatic user abort signal /error
3-extraction error ie-nv item not selected ,selected file is dangerous select another file +