The legacy tool capped USB bulk transfers at around 1 MB/s. The updated version uses , pushing transfer speeds up to 12 MB/s—meaning firmware that took 10 minutes to flash now takes less than 90 seconds.
[SCAN COMPLETE] [KEY FOUND: Embedded in Archive "Driver_Sunplus_1998.exe"] sunplus loader tool updated
The "Stop" and "Exit" functions have been stabilized. Previously, interrupting a flash process could crash the software; the new build handles interrupts more gracefully, preventing potential soft-bricks during aborted processes. The legacy tool capped USB bulk transfers at around 1 MB/s
Close any other programs (like PuTTY or other loaders) that might be using the COM port. Safety Tip sunplus loader tool updated
: Advanced users use it alongside hex editors to change startup logos or modify system settings. Technical Implementation