Codec problem on iPhone

I have the same issue when not direct-playing.

Plex Server: Version 1.41.9.9961
Windows 11 Pro
iPhone 12 - iOS 18.5

When on cellular, live tv transcodes to opus & won’t play audio.

  • Product Plex for iOS
  • Player iPhone
  • Quality Original (1.5 Mbps)
  • Stream Transcode (Speed: 0.7)
  • Container Converting (MPEGTS MPEGTS)
  • Video Transcode (MPEG2VIDEO 1080i H264 (HW) SD)
  • Audio Transcode (English - AC3 5.1 OPUS Stereo)
  • Subtitle None

When on LAN/Local to Plex Server:

  • Product Plex for iOS
  • Player iPhone
  • Quality Original (20.5 Mbps)
  • Stream Transcode (Speed: 4.5)
  • Container Converting (MPEGTS MPEGTS)
  • Video Transcode (MPEG2VIDEO 1080i H264 (HW) 1080p)
  • Audio Direct Stream (English - AC3 5.1)
  • Subtitle None
    Plex Media Server Logs_2025-07-24_16-55-12.zip (4.6 MB)