Motorola Moto G Stylus devices allow access to hidden diagnostic and system menus by entering specific character sequences in the phone app's dialer, such as *#*#4636#*#* for testing and
Secret codes, also known as dialer codes or engineering codes, are special codes that can be entered into your device's dialer to access hidden features, information, and settings. These codes are usually not documented in the user manual or online support pages, but they can be useful for troubleshooting, debugging, and customizing your device.
