by Editorial Staff
Opal L40 Codes to check IMEI Number
If you are looking for secret codes for your Opal L40. On this page, you will get a lot of hidden secret codes. You can use these codes on any Android device, to access a lot of different service menus such as knowledgeable information, and other amazing things. You will be able to unlock the hidden features on Opal L40.
Most Popular Secret Codes, Those used commonly
For Bluetooth testing, use this code in Tecno devices: *#*#232331#*#*
Field testing in Tecno phones: *#*#7262626#*#*
Use this code for PDA and Phone firmware info in Tecno devices: *#*#1234#*#*
To find FTA Hardware version in Tecno handsets: *#*#2222#*#*
Display Build time and change list number in Tecno devices: *#*#44336#*#*
Use this code to enable voice dialing logging mode in Tecno handsets: *#*#8351#*#*
To disable voice dialing logging mode in Tecno devices: *#*#8350#*#*
Enter into Engineering Mode: *#110*01#
Enter into Factory Mode: *#987#
Restore Factory Settings: *#987*99#
Check Software Version: *#900# OR *#800#
Default User Codes: 1122, 3344, 1234, 5678
Change LCD Contrast: *#369#
To Enable COM Port: *#110*01# ->>> Device ->>> Set UART ->>> PS Config ->>> UART1/115200
How to change Language on Opal L40 using codes:
- Set Default Language : *#0000# + Send
- Set Language to Russian: *#0007# + Send
- Set Language to French : *#0033# + Send
- Set Language to Spanish : *#0034# + Send
- Set Language to Italian : *#0039# + Send
- Set Language to English : *#0044# + Send
- Set Language to German : *#0049# + Send
- Set Language to Thai : *#0066# + Send
- Set Language to Vietnamese : *#0084# + Send
- Set Language to Arabic : *#0966# + Send
Download latest Opal firmware flash file [stock ROM]
Factory Reset code
Full Factory Reset *#002#
Check IMEI on your Phone Screen Code
Shows IMEI of Mobile Phone *#06#
Use this code to check Software/Hardware Information: *#8375# or *#8376#
More secret codes
- Phone Test - *#87# or *#88#
- Engineer Mode (If you change hidden settings, do it wisely) - *#3641#
- Firmware USB Update Mode (First of all please check firmware, Don't install wrong firmware) - *#3696#
All Mobile Phone Hidden Secret Codes
No doubt that these secret codes will work on all cell phones. We always guide you, kindly don't use any code if you don't know about it. First, you should read the instruction about codes then you can use on your cell phone.
Function: | Codes |
---|---|
Dial mailbox number specified in the settings : | press 1 for longer than one second |
Activate/deactivate silent profile | press # for longer than one seconds |
Display the IMEI (International Mobile Equipment Identity) | *#06# |
Dial with own number being displayed (replace [number] with the number to dial) | *31#[number][dial] |
Show status call locks | *#33*[dial] |
Turn on tall waiting | *43#[dial] |
Turn off call waiting | #43#[dial] |
Show status of call waiting | *#43#[dial] |
Request own number (often does not work) | *135#[dia] |
Change Pin (do not enter [ and ]) | **04*[old Pin]*[new Pin]*[new Pin]# |
Unlock Pin (do not enter [ and ]) | **05*[PUK]*[neue Pin]*[neue Pin]# |
Change Pin2 (do not enter [ and ]) | **042*[old Pin2]*[new Pin2]*[new Pin2]# |
Unlock Pin2 (do not enter [ and ]) | **052*[PUK]*[new Pin2]*[new Pin2]# |
Display Software Version (Nokia and Samsung devices) | *#0000# |
Colors |
Secret codes to unlock hidden features
Function: | Codes |
---|---|
Use this secret code to check Camera information in Tecno handsets | *#*#34971539#*#* |
You can use this code to Power off with a single tap of the power button | *#*#7594#*#* |
Backup your media files in Tecno devices | *#*#273283*255*663282*#*#* |
Check for service activity in Tecno handsets | *#*#197328640#*#* |
Display Bluetooth device address | *#*#232337#*# |
For Google Talk service monitoring | *#*#8255#*#* |
Wireless Lan Tests in Tecno devices | *#*#232339#*#* OR *#*#526#*#* |
Use this code to find Mac-address of Wi-Fi in Tecno handsets | *#*#232338#*#* |
Use this code for GPS testing in Tecno devices | *#*#1472365#*#* |
To check LCD for Opal L40 | *#*#0*#*#* |
Different type of GPS testing for Tecno handsets | *#*#1575#*#* |
Packet Loopback testing | *#*#0283#*#* |
PDA, Phone, Hardware, RF Call Date firmware info | *#*#4986*2650468#*#* |
To find FTA Software version | *#*#1111#*#* |
Following codes to test Audio in Opal L40 Android device | *#*#0673#*#* OR *#*#0289#*#* |
Vibration and Backlight testing in Tecno handsets | *#*#0842#*#* |
To test proximity sensor use this code in Opal L40 phone | *#*#0588#*#* |
Use this code to check touch-screen version in Tecno devices | *#*#2663#*#* |
How to check touch-screen in Opal L40 | *#*#2664#*#* |
Use this code to check ram version in Tecno handsets | *#*#3264#*#* |
Codes for charges:
Function: | Codes |
---|---|
Request number and balance (Prepaid) | *100#[Dial] |
Request number and balance (Prepaid) | *101#[Dial] |
Call diversion when busy:
Function: | Codes |
---|---|
Divert to the given number | **67*number# |
deactivate call diversion: | #67# |
Erase call diversion | ##67# |
Request status for call diversion | *#67# |
Call diversion in case the handset is turned off:
Function: | Codes |
---|---|
Divert to the given number | **62*number# |
deactivate call diversion | #62# |
Erase | |
Erase | |
Erase call diversion | ##62# |
Request status for call diversion | *#62# |
Call diversion for not responding
Function: | Codes |
---|---|
Divert to the given number | **61*number**x# |
Deactivate call diversion | #61# |
Erase call diversion | ##61# |
Request status of call diversion | *#61# |
Call diversion for all conditions above:
Function: | Codes |
---|---|
Divert to the given number | *#004*number# |
Deactivate call diversion | #004# |
Erase call diversion | ##004# |
Request status for call diversion | *#004# |
Always divert:
Function: | Codes |
---|---|
Always divert to a given number | *#21*number# |
Deactivate call diversion | #21# |
Erase call diversion | ##21# |
Request status for call diversion | *#21# |
Request | 0000 |
Erase all call diversions:
Function: | Codes |
---|---|
Request | 0000 | Remove all call diversions : | ##002#[dial] |
Most popular secret codes *#*#4636#*#*
To use the below code, you will get your device's IMEI number on your device screen. *#06#
Caution: Please Don't use this code unless you want to reset your device. It may cause deletes app data and apps. I would strongly recommend you to create a backup on any device before using this secret code. *#*#7780#*#*
Enter Service Menu
You can use the below code to enter your Tecno's Service Menu.
*#000000#
Caution: The following code will completely wipe out your mobile data also it re-installs stock firmware *2767*3855#
Master Reset (Sim in the device)
Now you can use the following code, to a master reset on Tecno device when your sim card is inserted.
###337*07#
Most Popular Secret Codes for Samsung Mobile phones
Function | Codes |
---|---|
Display software version: | *#1111# |
Display firmware version | *#1234# |
Display hardware version | *#2222# |
Reset: delete all data and reset all settings | *2767*3855# |
Test/service mode, e.g. Galaxy Note 10 | *#0*# |
Test/service mode, e.g. Galaxy S10 plus | *#*#4636'*'* |
Most Popular Secret Codes for all Nokia Mobile Phone
Function: | Codes |
---|---|
Display software version | *#0000# or *#999# |
Reset all settings, then enter the special code (12345 by default) | *#7780# |
Hard reset: reset all settings and erase all data, then enter the special code | *#7370# or *#62209526# |
Service Menu | *#92702689# |
Shows if the "sim clock stops allowed" mode is supported and activated. | *#746025625# |
erase provider logo | *#67705646# |
erase suitcase (including password) | *#7370925538# |
display Bluetooth device address | *#2820# |
display MAC device address (only for devices with WLAN/WiFi) | *#62209526# |
Start diagnostic tool (windows phones) | ##634# |
turn on/off profile silent | press # long |
turn on/off Bluetooth (only E models) | press * long |
You can now go ahead and root your device and install various MODs, custom ROMs or modify the firmware on the device.
We hope that you have read all of the above Secret Codes carefully and how to use those codes on your device. Now you can go ahead and use different codes on your device. We know that you will enjoy and please will give me feedback.
Read Me Once: I would strongly recommend you to create a backup on your device. Before using any secret code on your Opal L40. If anything goes wrong the author is not responsible for it.