Samsung s20 code description

*#4777*8665# GPRS Settings

*#8999*523# LCD brightness

*#8999*377# Error Log

*#8999*327# ROM menu

*#8999*667# debugging mode

* # 92782 # Connected mobile phone model

*#2255# call record

*#232337# Bluetooth device address

*#5282837# Java version

#*3888# Bluetooth test mode

#*536963 JAVA download

#*5737425# JAVA connection mode

#*7222# GSM operation type

#*7252# GPRS operation type

#*7337# Wap reset

#*2886# On/Off Automatic Response

#*2527# GPRS switch (level 4, level 8, level 9, 10)

#*4263# Headphone mode is valid/invalid.

#*7462# SIM card status

#*5376# Delete all short messages

#*6837# Official software version

#*2474# Charging duration

#*2834# channel (earphone)

#*3282# Data is valid/invalid

#*3476# EGSM valid/invalid

#*3676# format Flash custom information

#*4760# GSM valid/invalid

#*7326# Display attachment

#*3273# EGPRS converted to (levels 4, 8, 9, 10)