3855#*2767* format your phone.
#0228#* Learning information about battery.
#9900#* remove temp files.
#0808#* CHANGE USB SETTINGS.
To look at data related to hardware parts.
#1111#* Know the version type of service mode.
#*#0* A set of phone tests.
To know the release of the fixed software and how it is upgraded.
*#*#2664#*#* touch screen verification code.
*#*#0289#*#* sound test code.
Code number 232339 is code for testing wireless communication.
*2767*3855# phone reset code.
Code for telephone information inquiry is *#*#4636#*#*.
*#*#19732840#*#* Enable code Test Mode.
*#*#2663#*#* touch screen information code.
*#*#7262626#*#* Field Test code.
*#*#44336#*#* promo code build time.
*#*#34971539#*#* Camera refresh code.
Inquiry code for MAC address for wifi
*#06# mobile IMEI number display code.
*#*#0588#*#* is a code used to test the proximity sensor on a mobile phone.
Code *#*#0842#*#* is used to check the vibration feature and turn on the back screen light.
*#*#3264#*#* Code ROM version.
*#*#0*#*#* LCD testing code.
*#*#232331#*#* Bluetooth testing code.
*#*#2222#*#* code FTA software and hardware.
“*#*#4986*2650468#*#*” Cell phone code, Radio Frequency call date, and hardware components.
Media file backup code is “#*#273283*255*663282*#*#*”
#0289#* Playing with the ringtone test.
Testing the speaker and microphone done.
#06#*Show mobile emi number.
#2663#* information on the phone screen.
The most important Android codes for testing mobile phones
*#*#0283#*#* Check out the local ring return feature.
Trial using the liquid crystal screen for android phone.
*#*#0673#*#* android phone sound test.
testing the audio performance of android phone
Testing the ringtone feature on your Android phone using code *#*#0842#*#*.
Find out which touch screen version on your Android device.
Doing a touch unit check on your Android device.
Conducting an input sensor check on the Android device. ”
Code to identify the random login version used in mobile.
Code #0782# is the code used to conduct a time compatibility test on Android phones.
#0589 Test the brightness of your android smartphone.
*#7353# code for the quick test list.
