Huawei phones, like many other smartphones, have secret codes (also called USSD codes) that can be entered into the phone’s dialer to access hidden settings, diagnostic information, and other advanced features. These codes are typically used by technicians or advanced users for troubleshooting and testing purposes. Below are some common Huawei secret codes:

Common Huawei Secret Codes:

General Information and Diagnostics:
*#*#0000#*#* – View software version.
*#06# – Displays the device’s IMEI number.
*#*#2846579#*#* – Huawei Project Menu (for hardware tests, network settings, etc.).

Testing and Debugging:
*#*#14789632#*#* – Engineering Mode (used to access in-depth device information and settings).
*#*#2664#*#* – Touch screen test.
*#*#0842#*#* – Vibration and backlight test.
*#*#232331#*#* – Bluetooth test.

Network and Connectivity:
*#*#4636#*#* – Network and usage statistics (also shows battery information).
*#*#7262626#*#* – Field test mode (network signal information).
*#*#34971539#*#* – Information about the camera.

Reset Codes:
*#*#7780#*#* – Factory data reset (wipes all user data, does not affect system apps and settings).
*2767*3855# – Complete reset (wipes everything, including system apps and settings).