Below is a table of known firmware updates for the FA4, based on limited community reports. Official changelogs are unavailable.
: Click Upgrade or Run . Keep the cable completely still until the success message appears. Important Warnings During the Process
Note: Extract the downloaded ZIP or RAR archive into a dedicated folder on your desktop for easy access. 3. Step-by-Step Installation on Windows faudio fa4 firmware install
: Release the buttons once the screen displays an "Updating" or "Firmware Loading" message.
Never press the power button while the progress bar is moving. Do not unplug the USB cable if using the PC flash method. Below is a table of known firmware updates
Before you begin the installation process, ensure you have the following:
– This version typically supports firmware up to v9.2 . Keep the cable completely still until the success
Ensure the file is named correctly (usually lowercase) and is not inside a folder. Installation Failed:
Open > Privacy & Security to allow the app to run if blocked by Gatekeeper. Launch the app and click Select Firmware . Choose the downloaded update file.
: Newer versions (v9.2+) are reported to fix "crackling" sounds at high volume levels (70+) and improve bass response. UI Branding
Connect your FA4 or its MicroSD card to your PC and place the firmware file in the root directory (the main folder, not inside any subfolders).