How to unlock phone standalone DB3210
* Connect MT box to PC and start DB3xxx software.
* Select phone model
* Add “Unlock DB3210 Part1.act” file to software. It is located under “Unlock standalone” folder
* Mark USB check box, now your box is USB master dongle.
* PRESS and HOLD 2+5 button on phone keyboard
* Connect phone to USB cable
* Press DoIt button
* After software finish Part 1, disconnect phone from cable
* Reconnect phone battery
* Phone cant turn on in this stage and phone key color is BLUE now
* Uncheck USB in software
* Remove “Unlock DB3210 Part1.act” from software
* Add “Unlock DB3210 Part2.act” file to software. It is located under “Unlock standalone” folder
* Mark USB check box, now your box is USB master dongle.
* PRESS and HOLD 2+5 button on phone keyboard
* Connect phone to USB cable
* Press DoIt button
* When software finish, disconnect phone
* Reconnect battery
* Turn phone on
It is recommended to make SP data backup before unlock