Faudio Fa4 Firmware Upd

The device may boot in Chinese; you can change the language back to English in the system settings menu. 4. Key Troubleshooting & Improvements

Use a high-quality card (Samsung white cards are recommended). Format the card to (for 64GB+) or (for 32GB or less) with a allocation unit. Transfer Files : Copy the firmware file directly to the root directory of the MicroSD card. Do not place it inside a folder. Initiate Update : Insert the card into the FA4. Navigate to the System Settings faudio fa4 firmware upd

menu and look for the "Firmware Update" or "System Update" option. Confirm the selection to begin the installation. Completion The device may boot in Chinese; you can

Follow these instructions exactly. The process takes about 2–3 minutes. The device may boot in Chinese