MG-400 Support

Manuals, firmware and common fixes for the NUX MG-400. Dual DSP Guitar & Bass Multi-Effects Processor.

Last updated

About

MG-400. A floor guitar modeler with IR loading.

Official product page: MG-400 on nux.us

Downloads

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.