About JS USB OTG Trial
● Trial version limitations - Function of the video playback has a file size limitation. ( - Function of built-in image viewer has a view limitation. ( 5 images ) - Function of built-in music player : shuffle, repe
● Trial version limitations
- Function of the video playback has a file size limitation. ( - Function of built-in image viewer has a view limitation. ( 5 images )
- Function of built-in music player : shuffle, repeat is not possible.
● Does not need rooting.
● NTFS, ExFAT, FAT32 filesystem are supported. (Read-Only)
● USB drive, flash card should be formatted by NTFS or ExFAT or FAT32 filesystem. (Less than 2TB)
● There is no trial version for the Android TV.
【 Video Streaming 】
ㆍ Without the need to save video files in the mobile device, you can directly watch a video by streaming. (http streaming)
ㆍ mp4, mkv, avi, mov, wmv, mpg, mpeg, flv, m4v, webm, 3gp, ts, mts, m2ts, iso streaming.
ㆍ Internal streaming. Does not need to turn on the Wifi or LTE / 5G network.
ㆍ By streaming, Play, Pause, Jump, Resume are possible for a video file which is over 4GB size.
ㆍ Recommend JS Player(from jsolwindlabs. mobile only), KODI(XBMC) as a video player that support http streaming.
ㆍ Click video file and select ‘Open With’.
【 Built-in Video Player 】
ㆍ In addition to the 3rd party video player mentioned above, you can also use the built-in video player.
ㆍ No need to save the video file to your mobile device.
ㆍ Based on Google ExoPlayer.
ㆍ Supported container extensions: mp4, mkv, mov, ts, mpg, mpeg, webm.
ㆍ Supports Fast Rewind and Fast Forward with left and right double tap (Left and Right buttons for Android TV).
ㆍ Supports selection of multi-audio and multi-subtitles embedded in video file.
ㆍ External subtitle file is automatically read when saved with the same file name in the ‘Download’ folder of the local storage. Subrip (srt) format encoded by UTF8.
ㆍ Android 11 or higher - After copying a srt subtitle from USB to Downloads collection, the actual local file path of srt is 'Movies' directory. Please refer to it when using a 3rd party video player.
ㆍ Click video file and select ‘Direct Open’.
【 Built-in Image Viewer 】
ㆍ No need to save the image file to your mobile device.
ㆍ Supported image formats : png, jpg/jpeg, bmp, gif
ㆍ Full screen slideshow through the swiping right/left (for image files in the same folder)
ㆍ Pinch to zoom in/out
ㆍ Fit an image to screen by double tap.
ㆍ Click image file and select ‘Direct Open’.
【 Built-in Music Player 】
ㆍ No need to save audio files in the mobile device.
ㆍ Supported audio formats : mp3, flac, ogg
ㆍ Audio files in the same folder.
ㆍ Play, Pause, Stop, Prev, Next, Shuffle, Repeat.
ㆍ Background play by Home Button.
ㆍ Click audio file and select ‘Direct Open’.
【 Android TV version 】
ㆍ Functions are same with mobile version. UI is different.
ㆍ Built-in music player : click left or right button on the list for moving focus to the control panel.
【 Changes on Android 11 or higher devices related to local storage 】
ㆍFrom Android 11 or higher devices, the local storage security has been strengthened, and the app function has been changed to show media files (Video, Audio, Image) in the local storage.
- When you copy a file from USB to your mobile device, video file is added to the video collection in local storage, audio file is added to the audio collection, and image file is added to the image collection (Shared concept)
- If you copy a file other than the media file type, it is added to the download collection. Only files copied from JS USB OTG are visible (Private concept)
- Devices under Android 11 are the same as before without the above restrictions. (Copy to the selected folder in local storage / Local storage file manager functions)
Previous Versions
Here you can find the changelog of JS USB OTG Trial since it was posted on our website on 2016-10-18 07:48:55.
The latest version is 6.5.1 and it was updated on 2026-06-18 23:03:03. See below the changes in each version.
JS USB OTG Trial version 6.5.1
Updated At: 2025-10-21
Changes: v6.5.1
- applies the requirements for Android 15
JS USB OTG Trial version 6.5.0
Updated At: 2025-07-27
Changes: v6.5.0
Internal video player updated with new exoplayer(media3).
JS USB OTG Trial version 6.3.3
Updated At: 2025-03-16
Changes: v633
- Minor change
# Information (Android 11 or higher)
- After copying a srt subtitle from USB to Downloads collection, the actual local file path of srt is 'Movies' directory. Please refer to it when using a 3rd party video player.
JS USB OTG Trial version 6.3.2
Updated At: 2025-01-06
Changes: v6.3.2
built-in video player
- Fixed a bug that occurred when there are multiple audio tracks or multiple subtitle tracks.
# Information (Android 11 or higher)
1. If vlc player does not work properly when opening a video file on USB with 'open with', use vlc player version 3.5.2
2. After copying a srt subtitle from USB to Downloads collection, the actual local file path of srt is 'Movies' directory. Please refer to it when using a 3rd party video player.
JS USB OTG Trial version 6.3.1
Updated At: 2024-10-03
Changes: v6.3.1
- minor changes for Android 14
- some UI changes
# Information (Android 11 or higher)
1. If vlc player does not work properly when opening a video file on USB with 'open with', use vlc player version 3.5.2
2. After copying a srt subtitle from USB to Downloads collection, the actual local file path of srt is 'Movies' directory. Please refer to it when using a 3rd party video player.
JS USB OTG Trial version 6.3.0
Updated At: 2024-04-09
Changes: v6.3.0
- crash fix for devices under android 11
# Information (Android 11 or higher)
1. If vlc player does not work properly when opening a video file on USB with 'open with', use vlc player version 3.5.2
2. After copying a srt subtitle from USB to Downloads collection, the actual local file path of srt is 'Movies' directory. Please refer to it when using a 3rd party video player.
JS USB OTG Trial version 6.2.8
Updated At: 2023-11-05
Changes: v6.2.8
1. Built-in Video Player FF, FR skip interval
- added as a settings item. 6~10Sec
- mobile : double tap, tv : left, right button
2. Minor UI changes
v6.2.7
Built-in Video Player
- Apply 'Keep Screen ON'
# Information (Android 11 and higher)
After copying a srt subtitle from USB to Downloads collection, the actual local file path of srt is 'Movies' directory. Please refer to it when using a 3rd party video player.
JS USB OTG Trial version 6.2.7
Updated At: 2023-10-02
Changes: v6.2.7
Built-in Video Player
- Apply 'Keep Screen ON'
# Information (Android 11 and higher)
After copying a srt subtitle from USB to Downloads collection, the actual local file path of srt is 'Movies' directory. Please refer to it when using a 3rd party video player.
JS USB OTG Trial version 6.2.6
Updated At: 2023-09-05
Changes: v6.2.6
- Fix UI bugs
# Information (Android 11 and higher)
After copying srt subtitle from USB to Downloads collection.
Real local file path of srt is 'Movies' directory.
Please refer to it when using a 3rd party video player.
JS USB OTG Trial version 6.2.2
Updated At: 2023-03-27
Changes: v6.2.2
1. Built-in Video Player
Auto-loading external subtitles for video files of local storage
- Same folder as a video file, same file name.
- Srt subtitle encoded UTF-8.
2. Minor changes
# Android 11 and higher
Information : After copying srt subtitle from USB to Downloads collection.
- Real local file path of srt is 'Movies' directory. Please refer to it when using a 3rd party video player.