: Improved scanning speeds (e.g., 200GB files in 20 seconds) and smoother SACD/ISO playback.
series may cause errors if installed on different hardware versions. Download Files: Locate the firmware file, which typically uses the Official drivers and manual links are sometimes hosted on TheHiFiCat or provided through the brand's official store on TaoBao. Prepare SD Card: Copy the firmware file directly to the root directory of a Micro SD card (do not put it inside a folder). Initiate Update: Insert the SD card into the FA4. Navigate to System Settings System Update (or a similarly named update option). The device will reboot and begin the installation. Language Check:
Most standard units are "stuck" on version 8.1, which is a customized version of early HiBy OS. It is generally recommended as the most stable version for English users. faudio fa4 firmware upd
Place the firmware file in the root directory of your Micro SD card.
The Xunsheng FA4 has a much more active community and does receive firmware updates. For example, a firmware version is mentioned in online forums for this specific model. It's important to ensure you are searching for the correct device to avoid following irrelevant instructions. : Improved scanning speeds (e
:
Once you have the correct firmware file for your specific FA4 variant and have installed the XMOS driver, follow these steps. Prepare SD Card: Copy the firmware file directly
| Item | Requirement | |------|--------------| | | Windows 10 or 11 (macOS support is limited for the updater tool) | | Cable | The original USB-C to USB-A cable (data-sync capable, not charge-only) | | FA4 Battery | Ensure the device is charged above 50% (if it has internal battery) OR powered via USB | | Backup | This update will reset all user settings (filters, gain) to factory default | | Driver | Install Thesycon USB driver for Windows (if required) | | No other audio apps | Close Spotify, Tidal, YouTube, or DAWs during update |
If you are looking to maximize the sound of your F.Audio FA4, focusing on high-resolution, well-organized music files and using the file browser will yield better results than pursuing unauthorized firmware updates.
Keeps your FA4 working seamlessly with the latest digital audio players (DAPs) and smartphones.