Even with the correct sp7731e 1h10 native firmware , you might encounter errors.
: Click the Load Packet button (gear icon) and select your .pac firmware file. sp7731e 1h10 native firmware
A failed update or a buggy app has rendered the device unusable. Flashing the original "native" firmware is the only way to bring it back to life. Even with the correct sp7731e 1h10 native firmware