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Common MMI Codes
These are some of the most popular codes people use: Display your phone's IMEI number: *#06# Display infomation about your phone and its usage: *#*#4636#*#* Display your phone's MAC address: *#*#232338#*#* Toggle sending your Caller ID on or off: *31# Toggle turning Call Waiting on or off: *43# Show battery information: *#*#4636#*#* Show system and storage information: *#3282*727336*# Display your firmware version: *#*#4986*2650468#*#* Show local network information: *3001#12345#* Service Mode: *#*#197328640#*#*
Troubleshooting Codes
Use these codes to test various hardware features: Test your Wi-Fi: *#*#232339#*#* Test your GPS: *#*#1472365#*#* Test Bluetooth: *#*#232331#*#* Check battery status: *#0228# Test your touchscreen: *#*#2664#*#* Test your vibration and backlight: *#*#0842#*#* Test light sensor: *#0589# Test your proximity sensor: *#*#0588#*#* Test audio and melody: *#*#0673#*#* or *#*#0289#*#* Test your real-time clock: #0782*# Do a packet loopback test: *#*#0283#*#* Run a Google Play service diagnostic: #*#426#*# Run a Field test: *#*#7262626#*#* Quick Test Mode: *#7353# General Test Mode: *#0*#
Device Information Codes
Use these codes to find out information about your device: Display your phone's IMEI number: *#06# Display information about your phone: *#*#4636#*#* Display your phone's MAC address: *#*#232338#*#* Display device lock status: *#7465625# Display battery information: *#*#4636#*#* Display system and storage information: *#3282*727336*# Display your firmware version: *#*#4986*2650468#*#* Display your local network information: *3001#12345#* Display your touchscreen version: *#*#2663#*#* Display your device's build time and change list number: *#*#44336#*#* Display your camera firmware information: *#*#34971539#*#* Display your Bluetooth address: *#*#232337#*# Display your RAM version: *#*#3264#*#* Display your SMS message center number: *5005*7672# Display calendar storage information: *#*#225#*#* Get your billing information: *3282#
Codes to Change Your Settings
Use these codes to change your device settings: Change your phone's power mode: *#*#7594#*#* Change your phone's RF band: *#2263# Display Call Forwarding: *#67# Turn Call Waiting on: *43# Turn Call Waiting off: #43# Turn Caller ID on: *31# Turn Caller ID off: #31# Access 12C mode control: *#7284# Run a Field test: *#*#7262626#*#* Quick Test Mode: *#7353# General Test Mode: *#0*#
Advanced Diagnostic Codes
Use these codes for advanced diagnostics. Some codes may not be available on all devices: Display diagnostic configuration: *#9090# Access System Dump mode: *#9900# Display RIL DUMP menu: *#745# Debug Dump Mode: *#746# Display USB Logging Settings: *#872564# Display EPST menu: ##778 Display FTA software version: *#*#1111#*#* or *#*#2222#*#* Display GFC mode status: *#3214789# Display NAND Flash serial number: *#03#
Backup and Reset Codes
Use the following codes to back up and reset your device: Warning: Resetting your device may wipe all saved data on your phone. Make sure you backup all data you want to keep before resetting your device and only do this as a last resort. Power off your device: *#*#7594#*#* Backup your device: *#*#273282*255*663282*#*#* Factory Reset your device: *#*#7780#*#* Wipe your device and reinstall the firmware: *2767*3855# (Use with extreme caution)
Device-Specific Codes
Samsung. Use these codes on a Samsung Galaxy device: Access diagnostics: *#0*# Hardware diagnostics: #0# Software and model version: *#1234# Advanced firmware details: *#2663# Device information: ##4636## USB Settings: *#0808# Battery Status: *#0228# Quick Test Mode: *#7353# Advanced Service Mode: *#2683662# Advanced debugging tools: *#9090#
Google. Use these codes with Google devices: Device information: ##4636## Soft Factory Reset: ##7780## or *#7780# Hardware diagnostics: #0# Service Mode: ##197328640##
HTC. Use the following codes with HTC devices: Open HTC test program: *#*#3424#*#* HTC information menu: *#*#4636#*#* Open diagnostic mode: ##3424# Open EPST menu: ##3282# Field test: ##33284# Open Vocoder: ##8626337# Open reset menu (use with caution): ##786#
Xiaomi. Use the following codes with Xiaomi devices: Device information: ##4636## Hardware diagnostics: #0# Engineering mode: ##6484## or ##3646633## or ##426633##
OnePlus. Use the following codes with OnePlus devices: Display encrypted IMEI number: *#66# Display software version: *#1234# Display PCB number/Engineer mode: *#888# Wipe internal memory: *#*#2947322243#*#*
Oppo. Use the following codes with Oppo devices: Hardware version: *#888# or *#06# Basic Engineering Mode: *#800# Network Engineering Mode: *#803# Bluetooth test: *#805# GPS Test: *#802# Backlight test: *#99#
Vivo. Use the following codes with Vivo devices: IMEI number with barcode and QR: *#09# Device information: ##4838## Engineering Mode: ##558# Diagnose mobile FCM: ##426# Display calendar information: ##225##
Realme. Use the following codes on Realme devices: Display software version: *#6776# Feedback menu: *#800# Engineer mode/PCB number: *#888#
Motorola. Use the following codes on a Motorola device: Show hidden Motorola Droid menu: ##7764726 Engineering mode: *#*#2486#*#* Show regulatory labels: *#07#
Sony. Use the following codes with Sony devices: Open Service Menu: *#*#73788423#*#* Show certification details: *#07#
Asus. Use the following code with Asus devices: Show regulatory labels: *#07#
Nokia. Use the following codes with Nokia devices: Open service/FQC menu: *#*#372733#*#*
Carrier-Specific Codes
AT&T Mobility. Use the following codes if you are an AT&T subscriber: Check your balance: *225# or #BAL Check your data usage: *DATA# or #3282 Pay your bill: *BILL# or #PMT
Verizon. Use the following codes if you are a Verizon subscriber: Check your balance: *225# or #BAL Check your data usage: *DATA# or #3282 Check your remaining minutes: #MIN or #646 Pay your bill: #PMT or #768 Get upgrade information: #UPG or #874 Access Roadside Assitance: #ROAD or #7623 Make a test call: #832 Block Caller ID (one time): *67 [10-digit phone number] Unblock Caller ID (one time): *82 [10-digit phone number] Enable conditional Call Forwarding (rings your phone once): *71 [10-digit phone number] Enable Call Forwarding for all calls: *72 [10-digit phone number] Disable Call Forwarding: *73 Voice Mail: *86
T-Mobile & Dish Wireless. Use the following codes if you are a T-Mobile or Dish Wireless subscriber: Check your balance: #BAL# or #225# Check your data usage: #DATA# or #3282# Check your remaining minutes: #MIN# or #646# Check your remaining text messages: #MSG# or #674# Pay your bill: #PAY# or #729# Manage your account: #WOM# or #966# Check your service status: #STATUS# or #782887# Transfer airtime: 228 [10-digit phone number] [Amount] # Enable Call Forwarding: 72 [10-digit phone number] # Disable Call Forwarding: #73# Voice Mail: *86 Turn on Mobile Hotspot: *228 0 [New Password] # Data sharing: #99#
US Cellular. Use the following codes if you are a US Cellular subscriber: Check your balance: *123# Check your data usage: #DATA# or #3282# Check your remaining minutes: #MIN# or #646# Check your remaining text messages: #BAL# or #225# Data usage alters: *6440# Voicemail: *88
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