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FiiO releases the new system firmware v0.39 for Q5s

Posted by Deepak Gupta on


The changes and improvements about new system firmware v0.39 for Q5s are as follows:

1. Added the support of DSD512;
2. Fixed issue where the DSD output opposite channel in USB DAC mode;
3. Fixed the issue where the input button of Q5s may need to be pressed serveral times for waking up the Q5s;
4. Improved the DAC configuration;
5. Miscellaneous bug fixes.


Download link:

Firmware link: Click here

Upgrade tool link: Click here

USB DAC driver: Click here


Instruction of upgrading the firmware:

PDF version: Click here

Video version:


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