Mobiles     Laptops     Tablets     Computers     Hardware  Components       Electronics

Secret codes for Huawei P20 Pro

  Mobiles >> Huawei >> Huawei P20 Pro

Specifications | Reviews | Secret codes

Unlock phone | Root phone

Backup | Flash Firmware | Screenshot

Hard Reset

Huawei secret codes

*#06# - IMEI (International Mobile Equipment Identity) number
*#0*# - Enter Service Menu

*#*#34971539#*#* - Detailed Camera Information

*#*#273282*255*663282*#*#* - Backup All Media Files

*#*#232339#*#* - Wireless LAN Test

*#*#197328640#*#* - Enable Test Mode for Service

*#*#0842#*#* - Back-light Test

*#*#0842#*#* - Vibration Test

*#*#1111#*#* - FTA Software Version

*#12580*369# - Display all Software and Hardware information of your phone

*#9090# - Diagnostic Configuration

*#872564# - USB Logging Control

*#9900# - System Dump Mode

*#301279# - HSDPA/HSUPA Control Menu

*#7465625# - View Phone Lock Status

*#*#232338#*#* - Shows WiFi MAC address

*#*#1472365#*#* or *#*#1575#*#* - GPS test

Hard Reset / Full Restore
Type ##258741

Version
Type ##1857448368

Test Mode
Type ##147852

NAM Setting & Hardware Test
Type #8746846549

NAM Setting & Hardware Test
Type ##1168453865

NAM Setting & Hardware Test
Type ##5674165485

NV OR RUIM
Type ##8541221619

Monitoring Debug
Type ##3515645631
##497613 - RF test option > Enter FTM mode.
##745698 - Get Version Number
*#*#2846#*#* - MMI Audio Simple test
*#2846# - MMI Manu Normal test
*#*#2846579#*#* - Version info, network information, veneer information etc.

*#*#6130#*#*- Testing

*#*#0000#*#*- About phone

*#*#2846579159#*#* - Project Menu Act

*#*#2846579#*#*> - Project Menu

*#*#6130#*#* - Testing Menu

ANDROID Huawei secret codes for Huawei P20 Pro

*#*#4636#*#* - Phone information Huawei P20 Pro. 4 menus will appear on the phone screen: (Phone information, Battery information, Battery history, Usage statistics)

*#*#225#*#* - Calendar Storage, check your events in calendar

*#*#426#*#* - Google Play Services app with the information about the connectivity with the FCM server

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



*#*#36245#*#* - Access Email debug info Email

*#*#8255#*#* - Used to launch Google Talk Service Monitor

*#*#64663#*#* - Test hardware (Version, Bluetooth, Battery, OTG, Speakers)

*#2886# - Factory Auto Testing

*#*#273282*255*663282*#*#* OR *#*#273283*255*663282*#*#* - To copy and backup media files

*#*#7780#*#* - This code can be used for a factory data reset. It'll remove following things: (Downloaded applications, Google account, all data and settings)

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



*#*#7594#*#* - Adjust the functionality of the "End Call / Power" button on your phone.

*#*#34971539#*#* - Checking your mobile phone's camera details.

*#*#97#*#* - Language and Keyboard settings in Huawei P20 Pro

*#872564# - USB logging control

*#301279# - This code is used to get information about HSDPA/HSUPA Control Menu.

*#9900# - System dump mode Huawei P20 Pro

*#*#46*#*# - Reset Sim in Huawei P20 Pro

*#*#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#*#* - Executing this code showcases the Wi-Fi Mac address on your phone.

*#*#1472365#*#* - Enter to GPS test

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

*#*#232331#*#* - View Bluetooth test Mode

*#*#232337#*# - Shows Bluetooth device address in Huawei P20 Pro

GSM codes for Huawei P20 Pro

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 diverts
##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 #

Blocking of all outgoing calls
**33*(enter password)#@ - Enter to activate
#33*(enter password)#@ - Enter to deactivate
*#33#@ - Check

How to block all calls
*330*(enter password)# - Enter to activate
#330*(enter password)# - Enter to deactivate
*#330# - Check

Block outgoing international calls
*331*(enter password)# - Enter to activate
#331*(enter password)# - Enter to deactivate
*#331# - Check

Barring of all outgoing international calls when roaming
*332*(enter password)# - Enter to activate
#332*(enter password)# - Enter to deactivate
*#332# - Check

Restrict of all outgoing calls
*333*(enter password)# - Enter to activate
#333*(enter password)# - Enter to deactivate
*#333# - Check

Blocking of all incoming calls
*353*(enter password)# - Enter to activate
#353*(enter password)# - Enter to deactivate
*#353# - Check

How to block all incoming calls when roaming
*351*(enter password)# - Enter to activate
#351*(enter password)# - Enter to deactivate
*#351# - Check

Call waiting (you have to order the service from the operator)
*43# - Enter to activate
#43# - Enter to deactivate
*#43# - Check

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

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

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.

---

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.

---

Comments, Questions and Answers about the secret codes of Huawei P20 Pro

velayobella260@gmail.com	October 27, 2022
How I reset my phone p20pro 2018 I need to reset unlock the google account and unlock the screen Reply
Ariel Fernandez Cari	October 11, 2021
What is the secret codes of ram/rom? Thnks Reply
Bohus	December 30, 2020
Hi, please help mé. I don't see in the menu list Huawei p20 pro "fingerprint" I don't know how can I set it. Many thank's for your help. Reply
Werner	November 01, 2020
How does this work for 1 Huawei p20 pro device and not for another p20 pro device? Reply
Marouf	February 27, 2020
Comment savoir si le huawei p20 que j'ai es le vrai Reply
Ramy	November 16, 2019
What's the code to get into the engineer mode? Reply
Lifetaker	October 14, 2019
Neither of these code work... I feel that something happend because the letters disappears but I don't see any menu... Reply
Eirik Jonassen	March 24, 2019
can u you help me with my phone? Reply
Mark	February 14, 2019
How to lock for a certain lte frequency band. Reply

Ask a question about Huawei P20 Pro

---

Name:
Question:
2+1= *Sum of Numbers?