Note: When you click the links below to download the firmware, it indicates that you have already read and agreed to the Open source licenses.

How to upgrade the BTR7：Click here

FiiO USB DAC driver: Click here

FiiO Control app: Click here

Updated at 2022-08-01

The following changes and improvements have been made to the FW1.7.1: 

1. Added PEQ function (go to the EQ menu on the latest FiiO Control app for settings);

2. Changed the setting of aptX Adaptive to off by default (can be enabled on the FiiO Control app);

3. Improved the logic of UI display;

4. Improved the abnormal issue of answering phone calls through the 4.4mm headphone output;

5. Miscellaneous performance improvements and bug fixes.

Note: Please update the FiiO Control to latest version first.

FW1.71 Firmware download link: Click here