Zidoo Z9X stable firmware v6.4.42(_G)

System
1. Optimized the USB audio function.
2. Fixed the problem that some DACs cannot play music through ROON.
3. Optimized the DLNA casting function.
4. Optimized the display of current output information of ROON.
5. Optimized system languages translation.
6. Optimized occasional ROON connection failure problem.
7. Optimized the volume pass-through mode, when the HDMI cable is unplugged, the sound from Optical is low.
8. Added the function of decoding DSD multi-channel into PCM multi-channel.
9. Optimized the USB audio play DSD Native function.

Home Theater
1. Added the function to mark watched icon manually for TV series.
2. Added manual tagging function on the movie details interface.
3. Optimized NFO information loading.
4. Optimized the problem that the trailer cannot be obtained.
5. Fixed the problem that the playback record of Trakt TV series is incorrect.
6. Optimized the IMDB score function.
7. Optimized the soundtrack function.
8. Optimized the manual matching function of TV series.
9. Fixed the problem that Youtube trailer could not be played in  Poster Wall.
10. Fixed the problem that the soundtrack of the Poster Wall does not take effect. 
11. Fixed the problem that the NFO cannot be parsed in Poster wall.
12. Optimized from TVDB multiple languages data obtaining in Poster Wall.
13. Fixed the problem that Chinese trailers could not be obtained occasionally on the Poster Wall.

Video Player
1. Optimized the problem that subtitles cannot be searched for some films.
2. Added the default subtitle and audio track functions for MKV movies.
3. Added more playback interfaces for third-party players.
4. Modified the problem that fast forwarding to the end of the video does not take effect.
5. Optimized the problem that the automatic frame rate of some films does not take effect.
6. Optimized the problem that subtitles of some films do not take effect when external subtitles are prioritized.
7. Added MKV video subtitle follow subtitle disable flag.
8. Fixed the occasional problem that the subtitles are not effective in mobile phone controller.
9. Optimized forced subtitle settings.
10. Optimized playback stability.
11. Optimized the problem that some subtitles cannot be searched.

Music Player
1. Added sorting function for songs album and artist. 
2. The song list shows in the album of relevant artist.
3. Optimized the display of lyrics.
4. Added the function of clearing the image cache.
5. Optimized the display of artist information.
6. Optimized the display of artist details album user interface.
7. Optimized the display of the number of SACD sound channels.
8. Added SACD preferred locale settings.
9. Optimized the decoding setting function.
10. Optimized the online matching function.
11. Fixed the problem that the album interface is not sorted correctly.
12. Optimized the sampling rate decoding setting.
13. Added the support for SACD file CUE.
14. Fixed the problem that the Music Player occasionally crashes when
15. Modified the occasional scanning errors in the Music Player.
16. Optimized the problem that some albums are displayed incorrectly in the Music Player.
17. Fixed the problem that the DSD output sample rate of the Music Player is displayed incorrectly.
18. Optimizes album image display in Music Player.
19. Added rescanning function in Music Player.
20. Fixed the problem that MQA music with CUE files cannot output as MQA format in the Music Player.
21. Fixed the problem that album pictures in folders cannot display in Music Player.

Boot Wizard
1. Optimized some language translation errors.
2. Optimized the sampling rate decoding setting.

Quick Settings
1. Optimized some language translation errors.
2. Optimized the sampling rate control function.
3. Added the audio EDID display of the current output device.
4. Optimized the default language setting function under the playback setting menu.

File Manager
1. Optimized file manager NFS mount.
2. Fixed the problem that CD cannot be mounted in File Manager.
3. Fixed the problem that the menu setting interface of the file manager occasionally crashes.