| Error Code | Message | Solution | | :--- | :--- | :--- | | | Driver not digitally signed | Run bcdedit /set testsigning on in CMD (Admin) and reboot. | | Code 10 | Device cannot start | Uninstall the driver, delete C:\Windows\INF\oem*.inf related to SP, then reinstall V2.0. | | Code 39 | Driver corrupted | Run SFC scan: sfc /scannow , then re-extract the RAR (previous extraction might be corrupted). | | No COM port | Device shows as "Unknown" | You must manually update the driver via "Have Disk" method using the x64 folder inside the RAR. |
Some versions of the also act as an "all-in-one" installer, covering not just MTK, but also Qualcomm, Samsung, and Huawei drivers. How to Install SP Driver V2.0 (Step-by-Step) SP Driver V2.0 Install.rar -FREE-
A convenient, pre-packaged driver collection for specific Windows-based flashing and repair tools (e.g., Spreadtrum/Unisoc devices). Useful for technicians and advanced users, but comes with notable security and usability caveats. | Error Code | Message | Solution |
If you proceed, extract in a VM or use Windows Sandbox, then upload the .inf and .sys files to VirusTotal before installing. | | No COM port | Device shows
A legitimate "SP Driver V2.0" archive should contain the following components:
Inside the extracted folder, open spv2.inf with Notepad. Locate the line: HKR,,"LatencyTimer",0x00010001,16 Change 16 (default 16ms) to 1 for ultra-low latency communication (required for oscilloscopes and logic analyzers).
