Spreadtrum spd flash tool use to flash Mobile devices. Flashing Stock rom , Firmware upgrade , Format data , Erasing partition etc.,
How to flash Spd Mobile devices
Here is tips for flashing spd mobile devices
First download your device firmware, Keep in mind when download firmware check your device back side Sw ver and Hw ver . If Hw version is low on your downloaded firmware your device goes to dead mode . Same sw ver and hw ver is safe or same hw ver Sw ver are higher is safe. After downloaded your firmware extract it and you find the PAC file once open your spd flash tool load your PAC file and click start.
When connecting your device to PC Press volume down or Press volume down+volume up .If not detected once check your spd driver install correctly or you install manually.
i am showing you how load your pac file by the above video.