The SPD (Spreadtrum) Driver is a software package that allows your Windows OS to communicate with mobile devices running on Unisoc/Spreadtrum chipsets. Version is a critical update that improves compatibility with: Windows 10 and 11 (64-bit and 32-bit) SPD Upgrade Tool / Research Download Tool Latest Unisoc SC9863A, Tiger T610, and T618 chipsets Key Features of the 20.0114 Update