If the utility sits indefinitely on "Waiting for Device," your PC is missing the correct Spreadtrum drivers. Re-verify your Device Manager settings under the Ports (COM & LPT) submenu while holding the boot key down.
: Download and install the MediaTek drivers on your computer. Extract the Smartphone Flash Tool and the stock firmware folder. karbonn k140 pop flash file
This device typically runs on a Spreadtrum (SPD) or MediaTek (MTK) chipset. Most variants use the SPD Upgrade Tool or SPD Research Tool . If the utility sits indefinitely on "Waiting for