Because this update package contains low-level virtual COM port drivers, installation can be achieved through an automated executable or manually pushed via the Windows Device Manager. Both methods are outlined below. Method 1: Automatic Installation (DPInst Executable)
Once you know your device, search for the driver using trusted sources.
Removing Factory Reset Protection if you’ve been locked out of your device.
before running it:
The driver package supports both 32-bit and 64-bit architectures across the following platforms: spd driver 200131 upd
Q: Can I update my SPD driver automatically? A: Yes, you can use a driver update tool to update your SPD driver automatically.
(Good for technical users, not for general consumers)
: Driver signature enforcement is blocking the installation because the driver structure was modified.
: The number also appears as a license plate number, an asteroid designation ( (200131) 1997 UC6 ), an Autonomous System Number (ASN 200131 ) for BGP routing, and various other codes. Because this update package contains low-level virtual COM
Open the extracted folder and run the DPInst.exe (or Install.bat ) as an Administrator.
: Converts the standard physical USB connection into a virtual serial port for communication.
: It provides the necessary interface for professional service boxes such as Miracle Box , NCK Pro , and Infinity CM2 SPD . Performance & Reliability
whenever possible, as some Spreadtrum bootloaders have compatibility issues with USB 3.0/3.1 ports. Are you having trouble getting a specific device model to be recognized by your computer? Removing Factory Reset Protection if you’ve been locked
This comprehensive technical guide outlines the features, download prerequisites, step-by-step installation instructions, and troubleshooting methods for this driver. Key Features of SPD Driver 200131
Provides the required fastboot or ADB channel interface to toggle bootloader permissions on Unisoc devices.
Bundles specialized drivers for both 32-bit (x86) and 64-bit (x64) Windows operating systems. System Compatibility Requirements
If the device is still not recognized after installation, users should navigate to Device Manager > Action > Scan for hardware changes . Additionally, disabling "Driver Signature Enforcement" in Windows Advanced Startup options may be required for older Windows 10 builds.
Right-click the Windows Start icon and select Device Manager .
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