Model: QMOBILE D2
file type: .BIN TYPE
Zip file size: 3.45MB
FILE SIZE: 4MB
CPU TYPE: SPD 6531
- DOWNLOAD AND AND UNZIP ON YOU PC.
- AND FLASH WITH VOLCANO OR MIRACLE,GPG DRAGON BOX OR CM2SPD TOOL OR WHICH FLASHING TOOL YOU HAVE SELECTING BOOT SPD 6531AND FLASH WITH THIS FILE YOU SET WILL BE OK.
- SOME TIME SOME MOBILES LCD MAKE PROBLEM THAT SWAY IT IS GOOD FOR YOU IF YOU BACKUP YOUR SET FLASH FILE FIRST THEN FLASH.
- If you have 64 bit windows OS then you have to disable digital signature and then SPD driver will be install on your PC if your phone did not boot and you don't know which key is the boot key then there is a simple way press all then keys of 1 to 0 not power and call keys your phone will boot.
Flash file read Log:
1. Power off the phone.
2. Please insert USB cable within 20 seconds.
>>Analysis of USB port,Please insert phone USB cable.
Available Ports:COM1 COM11 COM21
Analyzing D+ and D-...
D+ = 3, D- = 2
Analyzing USB device, please wait...
Find USB device:SPRD U2S Diag (COM36), (VID_1782&PID_4D00)
Internal version: SPRD3
Start boot please wait a moment....
Spreadtrum Boot Block version 1.2
CPU TYPE:SC6531 
FLASH ID: 00C8006000160000
Flash Type: SF_GD25LQ32
>>The data has been saved in D:\D2\_201608795_141807_FullFlash.bin, size: 4 M.B
That firmware update is only for only for QMobile D2 (SPD6531) don't try to install that firmware on other models of QMobile that can be destroy your phone.