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Universal Audio OX Amp Top Box firmware

Universal Audio active Device launched 2018
effects
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Latest firmware

1.2.0
released 12 Nov 2019
Download firmware from help.uaudio.com · needs OX App + balenaEtcher
Updater
OX App + balenaEtcher
Manual
User manual

What's new in 1.2.0

Five new speaker cabinet models 4x12 UK Vee 30 4x12 CA Vee 30 4x12 GB 30 2x12 JBF 120 1x12 JBG 125 External footswitch control of OX’s built-in effects Toggle OX effects with 1, 2, or 3 footswitches Options to accommodate most footswitch types Flexible effect toggle assignment matrix 27 new Rigs based on tones from legendary artists and albums

Last checked 27 Oct 2026

What you get with a free account

  • An alert the day a new OX Amp Top Box firmware ships, by email, Telegram or push
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We check Universal Audio's official download page for the Universal Audio OX Amp Top Box every day. One message per release. No spam, no newsletter.

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Release history
  1. 1.2.012 Nov 2019
  2. 1.18 Aug 2018
  3. 1.025 Jan 2018
All 3 releases ↓

Universal Audio OX Amp Top Box manual & official pages

How to update the Universal Audio OX Amp Top Box

Firmware installed via USB drive: download .img.gz, flash to USB with balenaEtcher, insert into OX unit. OX App (iOS/Mac/Win) required for full functionality.

What you need

OX App + balenaEtcher — the software Universal Audio uses to load firmware onto the Universal Audio OX Amp Top Box. Download links below.

Just for reference. For complete and up-to-date instructions, always refer to the manufacturer's official firmware page.

Drivers & software for the Universal Audio OX Amp Top Box

The Universal Audio OX Amp Top Box is updated with OX App + balenaEtcher, published by Universal Audio.

Download OX App + balenaEtcher from Universal Audioopens in a new tab — uaudio.com

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Universal Audio OX Amp Top Box firmware update history

3 releases since Jan 2018, roughly one every 11 months.

Changelogs summarised from the manufacturer's release notes.

Version 1.2.0 — 12 Nov 2019

Release notes for this version are listed above.

Release notesopens in a new tab — help.uaudio.com

Version 1.1 — 8 Aug 2018

General stability improvements S/PDIF digital output improvements

Version 1.0 — 25 Jan 2018

Initial release of OX Amp Top Box

Tracked in 2 rigs on FW//RADAR.

Universal Audio OX Amp Top Box firmware FAQ

What is the latest firmware for the Universal Audio OX Amp Top Box?

The latest firmware for the Universal Audio OX Amp Top Box is version 1.2.0, released on 12 Nov 2019. FW//RADAR last checked Universal Audio's official page on 27 Oct 2026.

How do I update the Universal Audio OX Amp Top Box?

Firmware installed via USB drive: download .img.gz, flash to USB with balenaEtcher, insert into OX unit. OX App (iOS/Mac/Win) required for full functionality. Full instructions on Universal Audio's official firmware page.

What software do I need to update the Universal Audio OX Amp Top Box?

You need OX App + balenaEtcher, available from uaudio.com.

Where can I download Universal Audio OX Amp Top Box firmware and drivers?

Directly from Universal Audio's official firmware page — FW//RADAR links to the source and never hosts firmware files. Official firmware page →

Where can I find the Universal Audio OX Amp Top Box manual?

The official Universal Audio user manual is published on uaudio.com. Universal Audio OX Amp Top Box user manual →

Is the Universal Audio OX Amp Top Box still receiving firmware updates?

The last firmware release we recorded is 1.2.0 from 12 Nov 2019. FW//RADAR still checks Universal Audio's page daily.

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