3.Set flash tool.
3.1.unpack and open FlashTool, click the “Checksum_Generate_exe” file.
3.2 Copy four files in this folder.
3.3.Paste it into root of the AllCall Rio ROM package , as the pictures show.
3.4.In the ROM package directory, double-click the CheckSum_Gen application, the system will automatically process the required data.
3.5.When processing is completed, click any button to exit the program.
3.6. Return to the brush tool folder, open the output folder, find the program"SPMultiPortFlashDownloadProject.exe" , click to start running.
3.7.In the "SPMultiPortFlashDownloadProject" program interface click Scatter File, find the ROM file storage location, select MTK580_Android_scatter.txt file loaded into the Brush tool file.
3.8. Scan port: Insert the data cable on the computer's USB, click the Scan and YES on the pop-up prompt to start scanning the USB port.
3.9. In the mobile phone off status, insert the USB data cable, the software begin to detect the phone's USB driver, it shows successful as the picture bellow:
3.10. As pictures shown above, until the software successfully detects the USB driver, disconnect the phone and USB connection. First click” Start all”, then connect the USB data cable and mobile phone, the software will automatically start to download.
3.11 The download is successful when the progress reach to , Unplug the data cable and boot the device.