You cannot view HEVC (H.265), AVC (H.264), VC-1 videos, or HEIC photos stored on your Synology NAS.

Synology has transitioned the processing of media files using HEVC (H.265), AVC (H.264), and VC-1 codecs from the server to end devices. This change reduces unnecessary system resource usage and improves efficiency.

As a result, you may experience playback issues. Please refer to the following articles for workarounds or detailed information on various Synology packages.

• File Station
  • I can't view HEIC/HEIF files or play HEVC videos in File Station. What can I do?
• Surveillance Station
  • What functions will be adjusted due to the change in support for H.265 on Surveillance Station and DS cam?
• Synology Drive
  • I can't view HEIC/HEIF files or play HEVC videos in Synology Drive web portal. What can I do?
• Synology Photos
  • I can't view HEIC photos and HEVC videos on Synology Photos or BeeStation. What can I do?
• Video Station
  • How to stream videos stored on Synology NAS to various client devices?
• Media Server