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 M11 Plus LTD：

Click here

FiiO USB DAC driver: Click here

Please note that this firmware is for M11 Plus LTD so you could not install this firmware in M11 Plus.

If you would like to find the firmware for M11 Plus, please go to this link:  Click here

How to check my M11 Plus is the M11 Plus LTD(AKM version)or M11 Plus (ESS version)：

Updated at 2022-12-28

M11 Plus LTD FW1.0.8 firmware download: Click here

The following changes and improvements have been made the FW1.0.8 compared to the FW1.0.7 on M11 Plus LTD:

1. Added ROON Ready function (on desktop screen or click the FiiO Roon in the drop-down menu to use);

2. Added LHDC codec support for Bluetooth transmitting;

3. Added experimental functions (PEQ, DLNA transmission);

4. Added support for DTS format;

5. Added desktop icon shortcuts for FiiO Music (multimedia service, local music, playlists, continue);

6. Fixed display problem of some MQA tracks;

7. Fixed the issue where a few tracks might not be played correctly;

8. The tracks in the DLNA album directory are changed to be sorted by track numbers;

9. Miscellaneous improvements in performance.

Updated at 2022-03-31

M11 Plus LTD FW1.0.7 firmware download:

Incremental firmware package: Click here

Full firmware package: Click here

The following changes and improvements have been made to the FW1.0.7 compared to the FW1.0.6 on M11 Plus LTD:

1. Added a new function to disable battery charging (you can enable it in Settings-Battery);

2. Added  a new function to hide the full screen indicator when using gesture navigation (you can enable it in Settings-Global-System navigation-Gesture navigation);

3. Added a new option to the multifunction button setting: Lock screen/Wake up;

4. Added more timers options for idle poweroff;

5. Added the option of 'Do not display again' in the pop-up window when All to DSD function is enabled;

6. Fixed the issue where the white noise might be heard while playing music in Bluetooth transmitting mode;

7. Miscellaneous improvements on performance.

Updated at 2021-12-24

M11 Plus LTD FW1.0.6 firmware download: 

Incremental firmware package: Click here (Backup link: Click here)

Full firmware package: Click here

The following changes and improvements have been made to the FW1.0.6 compared to the FW1.0.5 on M11 Plus LTD:

1. Added a new function of charging optimization;

2. Added volume adjustment for system USB Audio output;

3. Fixed the issue where some MQA tracks might not be recognized properly;

4. Fixed the issue where the formats of some tracks were not displayed properly;

5. Fixed the issue where no output work after repeatedly unplugging the headphone in a few cases;

6. Improved some prompt pop-up window in FiiO Music app;

7. Improved the playback where there might stutter in the beginning of some MQA files;

8. Miscellaneous improvements on performance.

Updated at 2021-11-1

M11 Plus LTD FW1.0.5 firmware download: Click here

The following changes and improvements have been made to the FW1.0.5 compared to the FW1.0.4 on M11 Plus LTD:

1、Fixed the issue where the sound and view are not synchronized in some third-party apps;

2、Fixed the issue where some third-party apps may stutter in playback；

3、Fixed the issue where some album covers are not displayed properly；

4、Improved the system fluency；

5、Improved some UI translation;；

6、Miscellaneous improvements.

Updated at 2021-9-23

M11 Plus LTD FW1.0.4 firmware download: Click here

The following changes and improvements have been made to the FW1.0.4 compared to the FW1.0.2 on M11 Plus LTD:

1. Added double tapping to wake up;

2. Added Play Next feature;

3. Added native DSD and DSD256 support in USB DAC mode;

4. Added volume adjustment for USB Audio output;

5. Added online feedback (in Technical support -> online feedback);

6. Added SMB protocol for local network connections;

7. Added support for WAVPACK tracks;

8. Added support for WiFi network with hidden SSID;

9. Fixed the issue where the gapless playback might not work in a few cases;

10. Fixed the issue where the multifunction button could not be set as play button to wake up the player and start playing;

11. Fixed the issue where the album art of some OGG tracks could not be loaded;

12. Fixed the issue where screen rotation might not work when gesture control was not enabled;

13. Fixed the issue where the playback might stutter when enabling All to DSD

14. Improved the speed of deleting tracks;

15. Miscellaneous improvements on performance;

Updated at 2021-6-12

M11 Plus LTD FW1.0.2 firmware download: Click here

Note:

1. The upgrade process would take about 3-5 minutes, after the upgrade,the system will automatically restart for about 2 minutes, please wait patiently.
2. If you encounter the problem that the system is stuck after the upgrade and cannot be boot normally after the upgrade, please try to long press the power button for 10s to force a restart, or contact our customer service for futher processing.

The following changes and improvements have been made to the FW1.0.2 compared to the FW1.0.1 on M11 Plus LTD:

1. Added a prompt to notify that the VU meter is not supported for DSD/iSO tracks;

2. Fixed the issue where there might be no audio output when All to DSD was enabled;
3. Fixed the issue where the volume adjustment would not work properly while in Landscape display mode;
4. Fixed the issue where the Play/Pause button would not work when the screen is locked and the screen lock pattern is set to None;
5. Fixed the issue where the Multifunction button would not work in Pure Music mode;
6. Fixed the issue where there might be no audio output after switching from FiiO Music to a few third-party apps;
7. Fixed the issue where Poweramp could not play properly on the player;
8. Miscellaneous bug fixes.