Plex Can't Recognize/Play MP4 Files? How to Fix?
Plex Supported Formats—Make Your Video Direct Play on Plex
List of Plex Supported File Formats and Best Format for Plex
What is Plex? | Plex Support
Does Plex support H.265/HEVC Video? | Love Media Players
Get Plex to recognize all MP4 files
Plex Web App Settings | Plex Support
Social VR Videoplayer now has Plex and DLNA Support! - YouTube
MP4 to Plex: Plex doesn't recognize MP4 file? Solved! | Hivimoore
Plex adds support for local media playback on Android - Neowin
Investigate Media Information and Formats | Plex Support
What if Plex Server Doen't Find/Recognize some MP4 files?
Plex Media Server Not Finding MP4 Files
What if Plex Server Doen't Find/Recognize some MP4 files?
Investigate Media Information and Formats | Plex Support
Is this transcoding normal? Why is PLEX converting a MP4 to MKV and using OPUS Audio format when playing remotely to an iPhone? I thought iPhone could play MP4 natively? : r/PleX
Plex MKV Errors: How to solve it?
Plex Tip - Problem Recognizing MP4 - Bigasoft
List of Plex Supported File Formats and Best Format for Plex
How to play MKV / MP4 files on Plex Media Player? – VIP Video Converter
Why does Plex can't recognize MP4 video file? | Media Compatibility Solutions
What are the Plex Supported Formats for Media Files?
