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Secret codes for HTC Desire 820q dual sim

  Mobiles >> HTC >> HTC Desire 820q dual sim

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Hard Reset

HTC secret codes

*#06# - IMEI (International Mobile Equipment Identity) number
*#*#2637643#*#* - Service Menu
*#*#3424#*#* - Run HTC function test program
*#*#7262626#*#* - Field-Test
*#*#4636#*#* - Show HTC info menu
*#*#2222#*#* - Show hardware version
*#*#232338#*#* - Show WiFi mac address
*#*#232337#*#* - Show Bluetooth mac address
*#*#8255#*#* - Launch Google Talk service monitor
##775# - EPST/PRL - PRL Settings
##786# - EPST - Status Menu
##3282# - EPST - Data Programming Menu (User Name, Advanced, Restore, Enable HFA, DSA Server, MMSC URL)
##2539# - EPST/A-Key - Data A key menu
##7738# - EPST/P_Rev - Protocol Revision
##8626337# - EPST/Vocoder - Unsure
##33284# - Debug - Debug Menu - (Debug Screen, Test Calls, RC Data, HDR/1X Selection, Voice Privacy, DTMF Set, Korea Mode Set)
##3424# - Diagnostic - Connect to phone in diag mode
##4772579# - Reset the GPS
##72786# - changes DSA back to Factory
##889# - enables TTY

Unverified code:
##37872# - Full Speed USB Mode - Enable/Disable
##3386# - DDTM - Enable/Disable
*#0011# Service menu
*#0228# Battery Status
*#2454# Low Battery Power Off
*#0283# Receiver Packet loopback
*#0782# RTCTimeRead displays time (and seconds)
*#147852# Allows you to access many screens including CDMA DATA Connections
*#369852# Allows you to access many screens including CDMA DATA Connections
*#1472365# GPS Setup
*#232331# Bluetooth RF Test Mode
*#1575# Service menu
*#197328640# Service menu
*#2767*2878# Service menu
*#32489# Service menu
*#4238378# Service menu
*#6984125*# Service menu
*#7284# Service menu
*#9090# Service menu
*#2580# Service menu
*#2664# Touchscreen Firmware Version
*#2664# Main Firmware Update
*#3264# RAM Version
*#3282*727336*# Current Data State
*#745# Sec_RIL_Dump allows you to copy to phone memory, clear ril log, (greyed out copy to SDcard and view RIL log), exit
*#7450# Phone Dump Mode Disable
*#7451# Phone Dump Mode Enable
*#7780# Factory Reset
*#9900# SysDump copy logcat/dumpstate/dumpsys, enable debug log, copy watchdogdumpstatelog)

*#0*# -Test Utility - SAFE TO PLAY WITH
*#0289# Melody Test again
*#0673# Melody Test SAFE TO PLAY WITH
*#0842# Vibration test SAFE TO PLAY WITH
*#2263# ??
*#2663# Touchscreen Accuracy Test SAFE TO PLAY WITH

*#767*3855# Factory Format - CRAP!! WARNING!!!

ANDROID HTC secret codes for HTC Desire 820q dual sim

*#*#4636#*#* - Display information about Phone, Battery and Usage statistics. 4 menus will appear on the phone screen: (Phone information, Battery information, Battery history, Usage statistics)

*#*#225#*#* - Calendar Storage, show the number events in your calendar

*#*#426#*#* - Debug information for Google Play service.

*#*#759#*#* - RLZ Debug UI (Device ID, Activation Status and few other things



*#*#36245#*#* - This code show email debug informations

*#*#8255#*#* - This code can be used to launch Google Talk Service Monitor

*#*#64663#*#* - Check Hardware (Version, Sensors, Battery, Radio, Speakers)

*#2886# - Factory Auto Testing

*#*#273282*255*663282*#*#* OR *#*#273283*255*663282*#*#* - Immediate backup of all media files

*#*#7780#*#* - Reset mobile phone to factory settings. It'll remove following things: (Downloaded applications, Google account, all data and settings)

*2767*3855# - This code is used for factory format.



*#*#7594#*#* - This code change the "End Call / Power" button action

*#*#34971539#*#* - HTC Desire 820q dual sim Camera Information.

*#*#97#*#* - Language and Keyboard settings in HTC Desire 820q dual sim

*#872564# - USB logging control

*#301279# - HSDPA/HDUPA settings

*#9900# - System dump mode HTC Desire 820q dual sim

*#*#46*#*# - Reset Sim in HTC Desire 820q dual sim

*#*#197328640#*#* - Enter service mode to run various tests and change settings




WLAN, GPS and Bluetooth Test Codes:

*#*#232339#*#* OR *#*#526#*#* OR *#*#528#*#* - WLAN test (Use "Menu" button to start various tests)

*#*#232338#*#* - To obtain the Wi-fi Mac Address of your device.

*#*#1472365#*#* - GPS test

*#*#1575#*#* - For a more advanced GPS test

*#*#232331#*#* - Bluetooth test

*#*#232337#*# - Shows Bluetooth device address in HTC Desire 820q dual sim

GSM codes for HTC Desire 820q dual sim

Change PIN code - **04* and enter the old PIN code, and twice a new PIN code.
Change PIN2 code - **042* and enter the old PIN2 code, and twice the new PIN2 code.
Unlock SIM (PIN) - **05* and enter the PUK code and new PIN code twice
Unlock SIM (PIN2) - **052* and enter the PUK2 code and new PIN2 code twice

Call Forwarding (you have to order the service from the operator)

##002#	Cancel all call forwarding
##004#	Cancel all conditional call forwarding
**004* phone number #	Activate all conditional call forwarding

Unconditional call forwarding (Call Forward All)

###21	Switch off and deactivate
#21#	Deactivate
**21*phone number#	Enable and Activate
*21#	Activate
*#21#	Check the condition

Diversion in case of "no answer"

###61	Switch off and deactivate
#61#	Deactivate
**61* phone number#	Enable and Activate
*61#	Activate
*#61#	Check the condition

Diversion in case of "not available"

### 62	Switch off and deactivate
# 62 #	Deactivate
** 62 *phone number#	Enable and Activate
* 62 #	Activate
* # 62 #	Check the condition

Diversion in case of "busy"

###67	Switch off and deactivate
#67#	Deactivate
**67*phone number#	Enable and Activate
*67#	Activate
*#67#	Check the condition

Call Barring (you have to order the service from the operator)
Change the password for all bans (default - 0000)
- ** 03 * 330 * old password * new password * new password #

Block outgoing calls
**33*(enter password)#@ - Activation
#33*(enter password)#@ - Deactivation
*#33#@ - Check Status

How to turn off all calls
*330*(enter password)# - Activation
#330*(enter password)# - Deactivation
*#330# - Check Status

Barring of all outgoing international calls
*331*(enter password)# - Activation
#331*(enter password)# - Deactivation
*#331# - Check Status

How to bar all outgoing international calls when roaming
*332*(enter password)# - Activation
#332*(enter password)# - Deactivation
*#332# - Check Status

All outgoing calls barring
*333*(enter password)# - Activation
#333*(enter password)# - Deactivation
*#333# - Check Status

Block incoming calls
*353*(enter password)# - Activation
#353*(enter password)# - Deactivation
*#353# - Check Status

How to turn off all incoming calls when roaming
*351*(enter password)# - Activation
#351*(enter password)# - Deactivation
*#351# - Check Status

Call waiting (you have to order the service from the operator)
*43# - Activation
#43# - Deactivation
*#43# - Check Status

Transfer your phone number (Anti ANI)
#30#phone number - Block
*30#phone number - Allow
*#30# - Check Status

Show phone number of the caller you (ANI)
#77# - Block
*77# - Allow
*#77# - Check Status

Proceed with Caution: Use codes with care, as incorrect usage could affect device functionality.

If you're unsure about a code, do not use it. It's better to be safe than sorry.

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Tarik Tonkov Mobile technology specialist

Tarik Tonkov is a computer scientist and programmer turned tech journalist with a keen interest in the world of smartphones and tablets. He previously wrote for Android Life and was also a ghostwriter for several technology and automotive publications. He appreciates the reliability and beauty of smartphones, the symbiosis of characteristics and usability. In his free time, Tarik likes to travel by car and polish his programming skills to create small useful programs.

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