Itel S21 Secret Codes

Are looking for secret codes of Itel S21 mobiles? Here is comprehensive list of all Itel S21 mobile secret codes. These mobile codes are useful to find out detailed information about Android phone, test mobile phone device software and test mobile hardware and do other tests.

Secret code is basically quick way to get various settings information. So instead of using Android settings menu to find out information, you can use these hidden test codes to quickly get information.

Common Itel S21 Mobile Codes

Code Description
*#*#4636#*#* To get information about Mobile phone, Battery and Usage statistics
*#06# To display the IMEI number of Android phone
*#0228# Displays / Shows battery status
*#3282*727336*# Displays / Shows / Finds data usage status
*#7353# To display / show quick test menu
*#*#232331#*#* To test Bluetooth of smart phone

Itel S21 Mobile WiFi, GPS, and Bluetooth Test Hidden Codes

Code Description
*#*#526#*#* OR
*#*#528#*#* OR
*#*#232339#*#*
Test Wireless LAN service
*#*#232338#*#* To display / show the Wi-Fi Mac Address of mobile
*#*#1472365#*#* To do quick GPS Test
*#*#1575#*#* To do different / another type GPS test
*#*#232331#*#* To do quick Bluetooth test of mobile phone
*#*#232337#*# To show / display Bluetooth device address

Itel S21 Mobile Factory Tests Codes

*#*#0283#*#* Packet Loopback test
*#*#0*#*#* To do quick LCD display test of mobile
*#*#0673#*#* OR
*#*#0289#*#*
To run Audio / Melody test in smartphone
*#*#0842#*#* To do Vibration test and Backlight test
*#*#2664#*#* To Touch-Screen
*#*#0588#*#* To test Proximity sensor
*#0782# To test Real time clock
*#0589# To test Light sensor
*#*#7262626#*#* Field test
*#*#197328640#*#* Enable test mode for service activity

Itel S21 Mobile Firmware Hidden Codes

Code Description
*#2263# To select RF band
*#9090# Configure Diagnostic
*#7284# USB 12C mode control
*#872564# USB logging control
*#745# RIL dump menu
*#746# Debug dump menu
*#9900# System dump mode
*#03# Dislplay NAND flashe serial number
*#3214789# GCF mode status

Itel S21 Mobile Hardware Test Codes

Code Description
*#*#4636#*#* To get information about Mobile phone, Battery and Usage statistics
*#*#34971539#*#* Displays / Shows complete information about the mobile camera
*#*#2663#*#* To display / show Touch screen version information
*#*#3264#*#* To get information about RAM version
*#*#2222#*#* Show / Display FTA Hardware version

Itel S21 Mobile Software Codes

Code Description
*#*#44336#*#* Shows / Displays Build time and change list number
*#*#4986*2650468#*#* Phone, PDA, Hardware, RF Call Date firmware info
*#*#1234#*#* Display / Show PDA and Phone firmware info
*#*#1111#*#* Display / Show FTA Software version

Itel S21 Mobile Reset Codes

*#*#7780#*#* To reset Android device to factory state urgently. (This quick reset only deletes app data and apps). It also removes Google account setting.
*2767*3855# To hard reset and reinstall the Android mobile phone firmware. It completely wipes out all mobile data and install stock firmware.

Itel S21 Mobile Backup Codes

*#*#273283*255*663282*#*#* To quickly backup all media files

More Itel S21 Check Codes

*#*#7594#*#* Change behavior of Power button. Make power button direct power off button
*#*#8351#*#* To enable voice dialing logging mode
*#*#8350#*#* To disable voice dialing logging mode
*#*#8255#*#* To monitor Google Talk service
##778 +call Brings up EPST menu
*#273283*255*3282*# Data create menu
*#8736364# OTA update menu
**05***# Execute from Emergency dial screen to unlock PUK code

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