| Problem | Likely Fix | |---------|-------------| | File doesn’t appear | Convert to Type 0 MIDI (in DAW or MIDI utilities like GN MIDI Tool). | | Wrong instruments playing | File uses non-XG patches; remap using a MIDI editor or play on GM-compatible mode. | | No sound | Check if the keyboard is in , not Voice mode. | | Transfer fails with Downloader | Reinstall driver, use USB port directly (not hub), disable antivirus temporarily. | | Tempo/pitch wrong | SMF timing resolution mismatch – try different MIDI file source. |