Since the last update I get this error "File is unplayable. Color space is not supported."

[nibbles]

FordGuy61 wrote up and excellent analysis a few hours ago.

Almost imposible to read 4K HDR on phone

Due to Plex’s business model, a license from Dolby is required to transcode or tonemap Dolby Vision video. Plex has no such license. If you play DV profile 5 media on a device that does not support it, the following may happen: Plex will refuse to play the media and return a “Color Space Not Supported” message. Plex will direct play the media, but the colors will be off (this happens with Plex for Windows, not sure about other clients). If the device supports DV Profile 5 media, but transc…