See this thread: Roku OS 15 Possible 4k playback Issues Data Collection Request
It mentions problems with 4K, but possibly applies to 1080p as well. The Roku forum posts do not say the problems are only with 4K.
Related topics
| Topic | Replies | Views | Activity | |
|---|---|---|---|---|
| Roku OS 15 Possible 4k playback Issues Data Collection Request | 25 | 1293 | January 4, 2026 | |
| Media has unplayable levels of video artifacting | 4 | 135 | December 28, 2025 | |
| Latest PLEX Version For Roku Ultra and Roku 3 Both Stuttering Playback | 4 | 465 | November 21, 2019 | |
| PMS 1.27.0.5849 - NEW issue with Plex - 4K HDR X265/H265 Video freezing (audio continues) - (PMS running on Shield TV Pro, playback on Roku Ultra). 265 HDR freezes on Roku Plex, BUT fine on Android Plex | 12 | 349 | October 22, 2022 | |
| Updated Plex Unraid Server to 1.41.7.9799 and now issues with Roku - (Fixed by rolling back server) | 10 | 311 | September 13, 2025 |
