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Downloads

AM4 Edit

AM4-Edit is a free editor for the AM4. It lets you edit and manage your AM4 from a connected Mac or PC through an intuitive visual interface. Whether you’re dialing in amps or effects, building scenes, organizing presets or managing user cabs, AM4-Edit streamlines the process, helping you get the most out of your unit. It even includes bonus features not available on the AM4 itself, such as Block Library, Channel Copy, Scene Swap, and more. You can download AM4-Edit for Mac or Windows below.

  • Enjoy the convenience of editing with your computer keyboard and mouse.
  • Adjust every aspect of the amp or any effect in Basic or Expert edit modes.
  • Set up levels, EQ, routing, and controllers with ease.
  • Speed your workflow with preset Templates.
  • Use the Block Library to access favorite settings in just a few clicks.
  • Import, export, copy/paste, and re-order presets or user cabs.
  • Change SETUP options including Audio, Global, MIDI, and more.
  • Use Fractal-Bot built-in to update firmware, back up, and restore.
Download AM4 Edit for Windows

AM4-Edit for Windows (64-bit)

.exe file – March 20, 2026 – Version 1.00.04
Requires Windows 11 or newer (64-bit only). Windows 7 may work but is not officially supported.

NOTE: AM4-Edit for Windows requires the AM4 USB Driver.

IMPORTANT: If you get the error “MSVCP140.dll is missing” please install the MS Visual C++ Redistributable Update.

A 32-bit version of AM4-Edit is available here.

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Download AM4 Edit for Mac OS

AM4-Edit for Mac OS X

March 20, 2026 – Version 1.00.04
Requires Mac OS 10.13 or newer.

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AM4 Downloads

Firmware & Presets

Download AM4 Firmware

Firmware v2.00

Mar 20, 2026 – Firmware for the AM4.

All AM4 DynaCabs™ are preinstalled. The complete DynaCab file is also provided for separate download.

IMPORTANT: Always back up your Presets and System using Fractal-Bot built into AM4-Edit before updating firmware

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Download Factory Presets AM4

AM4 Factory Presets

November 24, 2025
This file contains factory presets for AM4 firmware version 1.01 or newer. See the included PDF for installation instructions.
Note: Installing these presets will overwrite all existing presets on the AM4. Be sure to back up any presets you wish to keep.

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Manual

Download the VP4 Owner's Manual

AM4 - Mode d'Emploi

PDF File—Nov 24, 2025 Owner’s Manual version 1.x

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Download the VP4 Qucikstart Guide EN

AM4 Quickstart Guide FR

PDF File - Nov 2025

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Drivers

Download the AM4 Windows USB Driver

Windows USB Driver for AM4 & VP4

Executable – May 7, 2025
This file installs the driver required for AM4 USB operation under Windows 11 or newer (x86, x64, or ARM).
Note: AM4 and VP4 share a common driver. If you already installed the driver for a VP4, you do not need to reinstall it for AM4.

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No Driver is required for Mac OS X

Connect the AM4 via USB and it will appear
in System Preferences and all audio/MIDI apps.

Fractal-Bot

Fractal-Bot for Windows

Version 3.00.24 – November 24, 2025 – (.exe file)
Requires Windows 7 or newer (64-bit only).
(32-bit version for Windows 7 or newer: Version 3.00.24)
IMPORTANT: If you get the error “MSVCP140.dll is missing” please install the MS Visual C++ Redistributable Update.

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Fractal-Bot for OS X

Version 3.00.24 – November 24, 2025 – (.dmg file)
Requires OS X Version 10.13 or newer

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Fractal-Bot Manual

Version 2.9 – Mar 22, 2018 (.pdf file)
Requires Acrobat Reader or equivalent.

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