Firmware Install — Faudio Fa4

Navigate to the using the player's navigation wheel. Locate System Update or System Setting > Firmware Update . Select Update via TF Card/SD Card .

Some FA4 units support web USB flashers: faudio fa4 firmware install

Treat these as your "updates." If you feel the sound is lacking, switch the nozzle rather than looking for a software patch. Navigate to the using the player's navigation wheel

Confirm the update. The device will reboot into recovery mode and begin the installation bar progress. Do not press any buttons during this phase. 3. Alternative Computer-Based Installation (Recovery Mode) faudio fa4 firmware install

Ensure your FA4 has at least 50% battery . A power failure during a firmware write can "brick" the device.