Download the latest stable version of the Smartphone Flash Tool.
Install MediaTek USB VCOM Drivers on your computer. Without these, your computer will not recognize the phone in Download Mode. Download LG LG-X155 Stock Firmware Lg LG-X155 Flash File MT6582 Hang On Logo Lcd Fix Firmware
Release the keys as soon as the SP Flash Tool detects the device. A red progress bar will appear, followed quickly by a yellow progress bar indicating that data transfers have started. Download the latest stable version of the Smartphone