MG-400 Support
Manuals, firmware and common fixes for the NUX MG-400. Dual DSP Guitar & Bass Multi-Effects Processor.
About
MG-400. A floor guitar modeler with IR loading.
Official product page: MG-400 on nux.us
Downloads
- Owner's manual: English manual (PDF) · Spanish manual (PDF) · French manual (PDF) · German manual (PDF) · Italian manual (PDF) · Japanese manual (PDF) · Russian manual (PDF)
- Firmware V3.0.3: macOS · Windows
- Firmware V2.1.1: macOS · Windows
- Firmware update guide: English (PDF)
- Quicktone V2.6.8.24: macOS · Windows
- Quicktone V2.5.2.25: Windows · macOS
- Windows ASIO driver: Windows 10 and later (V5.30.0) · Windows 7 (V3.29.0)
Always use the files for your exact model, and back up your presets before updating firmware.
Getting Started
Start with the owner's manual above. If it does not answer your question, the articles below cover the most common fixes.
Common Fixes
Warranty And Repairs
Contact
Still need help with your MG-400? Send a Product Support Request and choose MG-400 as the product.

