When the audio codec is AC3, the system will use HLS (HTTP Live Streaming) to stream files with the following formats: MP4, M4V and MKV. Stream the original video using the following formats: MP4, M4V and MKV The NAS will automatically transcode the original video to a compatible format (with subtitles) for formats not supported.** If playback problems occur, convert videos in advance using offline transcoding. Video transcoding with up to 1080p resolution (displayed with subtitles).** Stream the original MP4 video without subtitles. Stream videos to DLNA, Apple TV, or Chromecast compatible devices using File Station, Music Station, Photo Station, or Video Station. The original video requires the VLC to be installed (only on Firefox). The original video requires VLC to be installed (only on Firefox). If the target device cannot play MP4 (H.264), on-the-fly transcoding will be enabled automatically. QTS Media Viewer (File Station, Video Station, Photo Station) The original video can be played if the browser on the target device supports the video format. On-the-fly transcoding (hardware-accelerated transcoding).* Use File Station, Photo Station, Video Station, or a DLNA media server to stream your videos to networked media players from your NAS. These are categorized into two groups below. Different NAS devices have different media transcoding and playback capabilities. Conversion is needed when a target device does not support the format or has limited storage capacity.

Transcoding converts video for use with multiple devices or different resolutions. How to transcode videos to formats suitable for other devices? Answer:

What is vc1 codec