Extract the ZIP file to an easily accessible folder on your desktop.
For advanced users, there are alternative methods and troubleshooting steps.
Essential for communication during flashing (bootloader mode).
You should immediately see or SPD SCI COM Port (COMX) appear without any error flags. sc6531e usb driver full
Used specifically when the device is in bootloader/download mode for firmware flashing.
The is a specialized, indispensable tool for anyone working on Spreadtrum-based feature phones. Unlike generic USB drivers, the full package ensures proper communication in download mode, enabling firmware restoration, baseband unlocking, and low-level debugging.
Ensure your feature phone or device has at least 30% battery. Extract the ZIP file to an easily accessible
Many driver download sites bundle malware. Only download from trusted sources or official spreadtrum toolkits. We provide the verified driver structure below.
If you own a device powered by the SC6531E chipset—such as a Nokia 105 (certain variants), Micromax X1i, or any generic dual-SIM button phone—connecting it to a PC for firmware flashing, IMEI repair, or data recovery requires a specific set of drivers. The generic USB drivers that work for Qualcomm or MediaTek devices work here.
If the file ends in .inf or doesn't have an installer: You should immediately see or SPD SCI COM
Before diving into drivers, it is important to understand the target hardware. The Spreadtrum SC6531E is an ARM926EJ-S based processor designed for GSM/GPRS feature phones. It integrates baseband, RF transceiver, and power management into a single compact system-on-chip (SoC).
Watch Device Manager quickly. A new device will appear under "Other Devices" or "Ports", labeled as , Spreadtrum COM , or Unknown Device .
Once the is installed, you can flash firmware using ResearchDownload (RD) Tool.