SPD Flash Tool also is known as Research Download Tool is a lightweight software to update the Android mobile operating system based on the Spreadtrum chipset using the PAC firmware. Spreadtrum is one of the highest market sales leaders in the mobile baseband processor market for now. This software was developed by Vendor to run on Windows platforms.
Problems were often facing when using SPD Flash Tool.
- UART Send Error. Make sure you are using a micro USB cable in good condition or move port on the computer.
- Failed User Cancel. The connection line is interrupted due to pressing the boot keys in an incorrect time, check the plug-in connector, micro USB cable or try another computer port.
Research Download Tool vR22.0.0001DOWNLOAD
Research Download Tool vR17.0.0001DOWNLOAD
Research Download Tool v2.9.9015DOWNLOAD