Secret codes for Makviz M20
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Makviz secret codes
*#06# - IMEI (International Mobile Equipment Identity) numberANDROID Makviz secret codes for Makviz M20
*#*#4636#*#* - Testing menu only have Phone Information, Usage Statistics and Wi-Fi information. 4 menus will appear on the phone screen: (Phone information, Battery information, Battery history, Usage statistics)
*#*#225#*#* - Calendar Storage
*#*#426#*#* - Google Play services android.
*#*#759#*#* - RLZ Debug UI (Device ID, Activation Status and few other things
*#*#36245#*#* - This code show email debug informations
*#*#8255#*#* - To launch Google Talk service monitor
*#*#64663#*#* - Open engineering mode (Version, Bluetooth, Battery, Speakers)
*#2886# - Factory Auto Testing
*#*#273282*255*663282*#*#* OR *#*#273283*255*663282*#*#* - file copy screen (backup 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#*#* - Change the "End Call / Power" button action in your phone.
*#*#34971539#*#* - Makviz M20 Camera Information.
*#*#97#*#* - Language and Keyboard settings in Makviz M20
*#872564# - USB logging control
*#301279# - HSDPA/HDUPA settings
*#9900# - System dump mode Makviz M20
*#*#46*#*# - Reset Sim in Makviz M20
*#*#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#*#* - Display of the Wi-Fi Mac address on your phone.
*#*#1472365#*#* - GPS test
*#*#1575#*#* - For a more advanced GPS test
*#*#232331#*#* - Device Bluetooth test
*#*#232337#*# - Shows Bluetooth device address in Makviz M20
GSM codes for Makviz M20
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 #
Restrict of all outgoing calls
**33*(enter password)#@ - Activation
#33*(enter password)#@ - Deactivation
*#33#@ - Check Status
Barring of all calls
*330*(enter password)# - Activation
#330*(enter password)# - Deactivation
*#330# - Check Status
All outgoing international calls barring
*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
Restrict of all incoming calls
*353*(enter password)# - Activation
#353*(enter password)# - Deactivation
*#353# - Check Status
Barring 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.
 | 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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