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TSS Release 3 - Previewing audio, video, and transitions

With TSS Release 3, the Preview just got a serious upgrade — you can now see and hear your story in action.

Audio, (background) videos, and transitions now work in the Preview

This means you can confidently check timing, transitions, and media playback before ever hitting Play on the setup — giving you more control, fewer surprises, and less time spent testing.

We built this to help you trust what you see in Preview — and to reduce the need for extra testing rounds on the physical setup.

What’s new in Preview

🎵 Audio playback — Try it, hear it

Want to check that soundtrack or voiceover? You can now play and pause audio tracks right in the Preview with a simple audio icon.

No more guessing if the audio is there — you’ll hear it.

🎬 Video & background video — See it in motion

Videos now play in Preview, whether they’re placed as assets or background visuals. Large video files might take a few moments to load — when they do, you'll see a small loading spinner so you're not left wondering.

Tip: If a video struggles to play in Preview, you’ll get a notification. This doesn’t mean it won’t work on the actual setup — just that it took too long to load here.

✨ Transitions — Timed, visible, interruptible

Transitions are now fully visible in Preview, with new visual feedback:

  • While a transition is playing, you’ll see a progress bar across the scene — so you know exactly where you are.

  • Switching to another scene? The current transition will be interrupted — just like it would in a real story flow.​

Whether you’re fine-tuning music timing, checking fade transitions, or reviewing background videos — you can now do it all in Preview. Read more about the preview here.



New custom fonts

We've added custom fonts for several clients — so stories can match your brand even more closely.

  1. Cognizant - Gellix Regular

  2. Miro - Roobert font

  3. SAP - 72 Brand font

  4. IFS - Century Gothic Font

Let your story speak your language — typographically speaking.


Bug fixes

We have fixed several bugs in the system, including the known issue with saved scenes, a bright white flash when changing scenes through on-click actions while a transition is playing, transparent NDI streams and a performance issue.


Update: Known issue with duplicate stories for certain setups

When attempting to duplicate a Story in TSS Compose for setups with only a single compatible configuration (e.g., a setup with multiple screens but only one available option), an error may occur and prevent duplication. Normally, the duplication process allows users to select one or more compatible setups via a pop-up, but in cases where only a single compatible setup exists, the system currently fails to complete the duplication. Stories can still be duplicated to setups with multiple compatible options without issue.
This issue is being prioritized and a fix is tentatively planned for the beginning of September.

We appreciate your understanding and patience as we work on this fix.


Up next

Want to see what’s coming? Check out our roadmap to explore what we’re working and what is up next. Currently our focus is on an improved tablet control interface, a bi-directional API, and more flexibility in story formats and playback options.

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