: Adding support for newer Bluetooth protocols or improving audio processing.
: Often refers to "Main Ware" or "MiddleWare," indicating the system software required for the device to function. WSTER1022H2-MW.part3.rar
: These files are usually loaded onto the device via a MicroSD card or by connecting the device to a PC and using a flashing tool like the Actions Flash Player or similar chipset-specific utilities. : Adding support for newer Bluetooth protocols or