(though possible). It is almost always a configuration mismatch.
If you don't have one, you may need to use an (LibUSB) to disable the secure boot protection before hitting "Download." 🏁 Summary Checklist Verify the Firmware is 100% correct for your model. Use USB 2.0 and a high-quality cable. sp flash tool error status ext ram exception
If none of the above methods resolve the issue, it's possible that the device has a hardware problem. In this case, it's recommended to contact a professional technician or the device manufacturer's support team for further assistance. (though possible)