: On Windows 10 and 11, you may need to disable Driver Signature Enforcement through the Advanced Startup menu to install unsigned SPD drivers successfully.
"Unlocking Efficient Communication: A Guide to SPD SciAndroid USB Driver Jungov4" spd sciandroidusbdriverjungov4 link
: Ensure you are using a high-quality USB data cable and that the device is in the correct mode (e.g., powered off while holding the Volume Down key for flashing). : On Windows 10 and 11, you may
SC9863A, SC9832E, SC7731E, and older Spreadtrum architectures. Driver Base: Jungo WinDriver Architecture (v4 variant). : On Windows 10 and 11
Download the from AndroidFileHost. Extract the contents using a tool like WinRAR or 7-Zip . Locate the folder named SCI-android-usb-driver-jungo-v4 . Step 2: Automatic Installation (DPInst)