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(v1.5.0 supports macOS 11 through 15, including Apple Silicon/M-series chips). Mobile Users
Driver notes and compatibility
The Yamaha PSR-E473 Go to product viewer dialog for this item.
Furthermore, the driver architecture facilitates seamless integration with mobile devices and software. For Windows users, the Yamaha Steinberg USB Driver provides industry-leading low latency, which is critical for real-time performance when using virtual instruments (VSTs). On macOS and iOS, the keyboard is plug-and-play, maintaining a stable connection for both MIDI control and audio loopback. This loopback feature is particularly valuable for content creators, as it allows them to blend the keyboard's internal sounds with computer audio for clean, high-quality livestreams or tutorial recordings.
| Issue | Frequency | Fix | |-------|-----------|-----| | Audio crackling | Medium (Windows) | Increase ASIO buffer to 256 samples; disable WiFi/Bluetooth. | | Driver not recognized | Low | Reinstall driver; use USB 2.0 port instead of 3.0. | | MIDI note hangs | Rare | Update firmware of PSR-E473. | | High latency | Medium | Ensure Yamaha ASIO is selected in DAW, not Windows DirectSound. |








