General instruction 06# shows the IMEI number; * # 92702689 #Total talk time; *#7780# Restore factory mode; *#0000# Software version; *#7760# Production line number; *#7760# Production line number; *#2820# Bluetooth device address; *#7370925538# mobile phone lock; *#9999# or *#0837# Show the software version; *#0001# Displays RS232 serial communication parameter Settings.
*#0000#) A total of 3 lines of information will appear after the display, the first line is the current version of the mobile phone software, the third line is the mobile phone model code. The second line is thisVersion Software release date. (*#06#) Displays the IMEI number, the IMEL number is equivalent to the mobile ID card, which corresponds to each mobile phone one by one, and the code is unique in the world.
Enter "*#800#" from the dial. Enter the OTA switch. The OTA switch can be turned on when the system is updated. Enter "*#802#" from the dial. Show TTFF: Star Search test, literally, GPS search satellite test. Enter "*#803#" from the dial. Go to Wi-Fi Settings and display some Settings about Wi-Fi. From the dial