On your player, go to System Settings->USB mode and change the mode to DAC. Then connect it with a USB port on the Windows computer using our provided USB cable. p.s. The driver NOT compatible with Windows XP.
If you are using DAC products, please ingore this step.
Video:
1. Download the USB DAC driver: Click here, then double click to run the driver:
![](http://nwzimg.wezhan.hk/contents/sitefiles3600/18000638/images/621699.jpg)
For Windows7 system, you may need to update the system patch: click here
2. At the Welcome page, click "Next".
![](http://nwzimg.wezhan.hk/contents/sitefiles3600/18000638/images/621687.jpg)
3. At the Choose Install Location page, Click "Install" to start the installation (it's
recommended to use the default Install location).
![](http://nwzimg.wezhan.hk/contents/sitefiles3600/18000638/images/621695.jpg)
4. There might be a pop-up windows appearing with a warning
notice. If it appears, please simply click "Install this driver software anyway" to
continue.
![](https://forum.fiio.com/ueditor/jsp/upload/image/20210518/1621320107482082380.png)
5. At the Complete page, click "Next" then "Finish" to complete the isntallation.
![5](http://nwzimg.wezhan.hk/contents/sitefiles3600/18000638/images/621688.jpg)
![2](http://nwzimg.wezhan.hk/contents/sitefiles3600/18000638/images/621687.jpg)
6. Choose 'yes' in the pop-up windows
![](http://nwzimg.wezhan.hk/contents/sitefiles3600/18000638/images/621692.jpg)
7. After the player/DAC is connected successfully to the computer as DAC,right click the Sound icon in the notification area, then click "Playback devices".
![](https://forum.fiio.com/ueditor/jsp/upload/image/20210518/1621320107888073476.png)
![](https://forum.fiio.com/ueditor/jsp/upload/image/20210518/1621320108129021024.png)
8. In the Sound panel, select 'FiiO M/Q series', click "Set default" then click OK to set the player/DAC as default playback device.
![](https://forum.fiio.com/ueditor/jsp/upload/image/20210518/1621320108404022951.png)
9. Open the foobar2000 and select File->Preferences. Under the "Output" category, select the 'FiiO ASIO Driver ' from the Device list then click OK.
![](https://forum.fiio.com/ueditor/jsp/upload/image/20210518/1621320108695066581.png)
![](https://forum.fiio.com/ueditor/jsp/upload/image/20210518/1621320108984018469.png)
10. After the above operations, you can plug your headphone to the M15 and start to
enjoy the music played on your computer in high quality!