Open the folder matching your system architecture ( x64 for 64-bit, x86 for 32-bit).
: Supported on Windows XP through Windows 11 (32-bit and 64-bit).
: Used with the SPD Flash Tool to install or update stock firmware .
: Click the Start (Play) button in the tool first. spreadtrum sci usb2serial ok
Power off the device completely, remove and reinsert the battery (if removable), and try a different key combination. Best Practices for Secure Flashing Operations
Confirms the driver is active, the port is open, and the handshake between the phone and the PC is successful. How to Achieve the "OK" Status
Reboot Windows with driver signature enforcement disabled and reinstall. Device appears for a few seconds then vanishes Normal behavior for Spreadtrum boot ROM loops Open the folder matching your system architecture (
Before fixing it, let’s break down the terminology.
The tool and the device chip have completed a cryptographic handshake, opening up the system partition for read and write tasks. How to Install and Verify the Driver Manually
This driver allows your computer to treat a connected Spreadtrum device as a serial COM port, which is required by various service tools : : Click the Start (Play) button in the tool first
Without this driver working perfectly, your flashing tools will remain stuck at "Waiting for Device" indefinitely.
: Select SCI Android USB2Serial from the list and finish the wizard. If a red warning about unsigned drivers appears, choose "Install this driver software anyway". Verifying the "OK" Status
What is the appearing in your flashing tool?