How to upgrade the S15: Click here

Updated at 2025-03-21

S15 FW1.0.3 firmware changes are as follows:

(Note: The following remote control-related optimizations require use with FiiO Control 3.34 version or above. Please update the FiiO Control APP first.)  

1. Added Bluetooth remote control features for screen off/standby, etc. (From now on, a short press of the Bluetooth remote's power button will automatically put the S15 into standby mode, while a long press of 2 seconds leads to choosing between screen off/standby/shutdown/restart.)

2. Optimized the loading speed of songs in folders/categorized lists.

3. Optimized the smoothness of the same screen control and independent control in remote control mode.

4. Optimized the loading speed of local music in remote control mode.

5. Optimized the external storage detection logic to no longer scan hard drives by default.

6. Optimized the click accuracy of the Bluetooth remote's air mouse feature.

7. Fixed an issue where the frequency may not display occasionally when switching songs in spectrum mode.

8. Miscellaneous performance improvements and bug fixes.

1、新增蓝牙遥控熄屏/待机等功能（现在起，短按蓝牙遥控器电源键S15将自动进入待机，长按蓝牙遥控器2s可选择熄屏/待机/关机/重启功能）

2、优化文件夹/分类列表歌曲加载速度

3、优化远程控制-同屏控制/独立控制流畅度

4、优化远程控制-本地音乐加载速度

5、优化外接存储检测逻辑，默认状态下不扫描硬盘

6、优化蓝牙遥控器飞鼠点击精准度

7、修复频谱状态下切歌几率性不显示频率问题

8、其他性能优化及Bug修复

S15 FW1.0.3 firmware download：

Full firmware package: Click here

Incremental firmware package: Click here

FiiO Control download link: Click here

Updated at 2025-01-24

S15 FW1.0.2 firmware changes are as follows:

1. Added spectrum effect display on the now playing interface.  

2. Added mode selection prompt for Line out and Preamp out modes (Kindly note, in Line out mode, volume cannot be adjusted. To adjust volume, please switch to Preamp out mode).  

3. Added global reminder for new firmware updates (From now on, you will receive a pop-up notification for new firmware updates, no need to check under the Technical Support page).

4. Added new settings for remote control like screensaver, indicator light, etc. (the following remote control-related optimizations require use with FiiO Control 3.32 version or above).  

5. Added local music search function in remote control (FiiO Music has now been renamed as Local Music in remote control).  

6. Optimized connection fluency and stability in remote control.

7. Fixed the issue where the remote control would lose connection when returning to the background.  

8. Fixed the issue where remote control may fail to enable local music.

9. Fixed the issue with an abnormal song transfer path via WiFi.  

10. Miscellaneous performance improvements and bug fixes.

1.新增正在播放界面频谱效果显示

2.新增线路输出/前级输出模式模式选择提示

注：线路输出模式下音量将不可调，如需调节音量，可选择为前级输出模式

3.新增新固件推送全局提醒功能

注：有新固件推送将会主动弹窗提醒，无需前往技术支持中检测是否有新固件

4.新增远程控制屏保、指示灯等设置项

注：需搭配FiiO Control V3.32或以上版本使用

5.新增远程控制本地音乐搜索功能

注：远程控制下飞傲音乐已更名为本地音乐

6.优化远程控制连接流畅度及稳定性

7.修复远程控制返回后台断连问题

8.修复远程控制几率性无法打开本地音乐问题

9.修复WiFi传歌路径异常问题

10.其他性能优化及Bug修复

S15 FW1.0.2 firmware download：

Full firmware package: Click here

Incremental firmware package: Click here

Updated at 2025-01-06

S15 FW1.0.1 firmware changes are as follows:

1. Optimized remote control stability.  

2. Optimized the download and installation experience of FiiO Market.  

3. Optimized the display logic of Now Playing.  

4. Optimized certain display effects.  

5. Fixed the issue where indicator light control adjustments were not effective after shutting down.  

6. Fixed some issues that may lead to output errors.  

7. Miscellaneous performance improvements and bug fixes.

1.优化远程控制稳定性

2.优化飞傲市场下载安装体验

3.优化正在播放显示逻辑

4.优化部分显示效果

5.修复指示灯控制调节关机后不生效问题

6.修复部分可能导致无输出异常问题

7.其他性能优化和Bug修复

S15 FW1.0.1 firmware download link: Click here