Check the A2D2 app for the software available for your Stream.
Overview
Check → Update → Restart
Find your software version
Open your device, then choose Settings → Software version. Older app versions call this section Updates.
Install an update
Follow Update your A2D2 software. Keep A2D2 powered on throughout installation and wait for it to restart.
The phone app and the Stream have separate version numbers. Update the app through the App Store or Google Play.
Manual downloads
If you cannot update from the app, contact support for the appropriate firmware and instructions. Do not install an older or test image without guidance.
Version 2.3.18 - Released 1st October, 2026
- Improved setup compatibility with routers using mixed Wi-Fi security.
- A2D2 can now discover Wi-Fi networks on channels 12 and 13 by default.
- Adds support for choosing the Wi-Fi country in the updated app, with changes applied after a restart.
- Fixes a problem that could prevent phones from connecting to A2D2 after Wi-Fi setup without a restart.
- Improves switching between the setup network and your home Wi-Fi.
- Automatically retries Bluetooth startup if the controller fails to appear after a restart or factory reset.
- Improved compatibility with Wi-Fi networks that use stronger connection protection.
- Adds direct playback to a single AirPlay speaker without keeping a phone in the audio path.
- Adds guided pairing for AirPlay receivers that show an on-screen code.
- Supports AirPlay receivers protected by a password and remembers access after restart.
- Adds volume control while A2D2 is playing directly to an AirPlay receiver.
- Improved reliability when finding and setting up A2D2 over Bluetooth Low Energy.
- Setup now completes more reliably after A2D2 joins your Wi-Fi network.
- You can now choose a wired connection during setup without first joining A2D2's temporary Wi-Fi network.
- Improved Bluetooth Low Energy discovery reliability when A2D2 starts up.
- Improved Android discovery when A2D2 is ready to be set up.
- Improved reliability when the app communicates with A2D2.
- Improved responsiveness on busy and mesh Wi-Fi networks.
- Improved device discovery on home and mesh Wi-Fi networks.
- Improved Bluetooth Low Energy reliability after completing device setup.
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