Watch system logs
When you see "OK", the PC and phone have established a low-level handshake. This is the equivalent of Qualcomm’s Qualcomm HS-USB QDLoader 9008 or Mediatek’s MediaTek USB Port .
While the Spreadtrum SCI USB2Serial driver is generally reliable, users may encounter issues during installation or use. Some common issues and their solutions include:
Before beginning the installation, ensure you have the following:
This method forces Windows to accept the driver.