Open the . Click on the Gear icon (Load Packet) and navigate to your extracted firmware folder. Select the .pac file. The tool will take a moment to verify the file integrity. 3. Configure Settings
If you are looking for the , you are likely dealing with a Spreadtrum (Unisoc)-based smartphone that is stuck in a bootloop, hanging on the logo, or completely bricked. Finding the exact "1H10" revision is critical because flashing the wrong variant can lead to a "dead" screen or broken touch functionality.
Hold the key (this is the standard boot key for SP7731E) and connect it to the PC via USB. sp7731e 1h10 native firmware full
Ensure the filename explicitly mentions 1H10 .
Download and extract the Spreadtrum Drivers. Right-click the .inf files to install or use the auto-installer. This allows your PC to communicate with the SP7731E chip via a COM port. 2. Load the Firmware Open the
Once the progress bar turns green and says unplug the phone and remove/reinsert the battery (if removable). Power the device on. The first boot may take 5–10 minutes. Troubleshooting Common Issues
The most stable tool for this chipset is the SPD Upgrade Tool (also known as ResearchDownload or FactoryDownload). The tool will take a moment to verify the file integrity
This usually means the firmware version is incompatible with your hardware revision. Double-check that your board is truly 1H10 .