9. Can I upgrade the firmware

1. If you would like to update the firmware for K9Pro, please contact support@fiio.com about that.

2. There is no new firmware for K9Pro ESS version currently.

 

 

Instruction of Upgrading the K9 Pro System firmware

Before Upgrade

1. Ensure that you have installed the USB DAC driver( v4.47.0 DAC driver: Click here)

2. Download the K9Pro system firmware upgrade package.

 

Upgrade operation

Double click to run the firmware upgrade tool: FiiODfu.exe (included in the compressed package)

1 , After powering on the K9Pro, please switch to the USB DAC mode, and then connect the K9Pro to the computer through the USB port. (USB B or Type-C)

(Note:  When the Current Firmware is displayed as vA29 (pic 1, it means it has been connected correctly)

Pic 1

2 Click " Browse " → select the upgrade package file, then click "Open".

3 Click " Start " to start the upgrade, as pic 2:

Pic 2

4 After the progress bar has completed, when the interface displays Firmware upgrade finished successfully, it represents the firmware upgrading has been successful. 

Note: Please do not perform any operation after the upgrade is completed.

Please see the input status indicator of K9pro . If the 5 lights are on together, it means that the its software is being programmed, so please do not perform any operations.

 When the indicator light turns only one left, it means the programming is complete, please restart it, and then you can use it normally.

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