How To Use Secret Codes On Vivo V40 Jun 2026

Because the VIVO V40 features an in-display optical fingerprint sensor, this code is vital.

: Use the numerical keypad to enter the specific sequence (e.g., *#06# ).

Smartphones are packed with features, but manufacturers often hide powerful diagnostic tools, usage statistics, and quick-setting toggles behind a secret interface. VIVO, particularly with its new V40 model (powered by Funtouch OS 14 based on Android 14), continues this tradition. These "secret codes," known in the industry as USSD codes or MMI codes, allow you to access the service menu, test hardware components, and retrieve information that isn't available in the standard Settings app. How to Use Secret Codes on VIVO V40

Displays the Specific Absorption Rate (radiation levels) for your device. Version Test Shows technical software version info and calendar events. *#*#426#*#* FCM Diagnostics

Most "secret" MMI codes will trigger an action or menu automatically as soon as the last Because the VIVO V40 features an in-display optical

Note: Some codes require you to press the call button if they are standard USSD codes (e.g., *#06# ). For most service codes on VIVO, the action is automatic.

Enter the symbols and digits exactly as listed. For codes ending in #*#* , the menu usually opens automatically as soon as the last * is typed. VIVO, particularly with its new V40 model (powered

The VIVO V40 is a sleek, powerful smartphone packed with camera technology and a stunning display. But beneath the glossy surface of FunTouch OS lies a hidden world of diagnostics, testing menus, and quick-settings shortcuts that most users never see.

If secret codes fail, you can access diagnostic tools via:

and serial number, essential for tracking or identifying your device. : Provides General Information , including RAM/ROM size and product name. Diagnostics and Testing: : Opens the Factory Test / Engineering Mode

Dial *#06# . Take a screenshot. Compare this number to the one on the box and under Settings > About Phone. They must match.