Teradek Prism Rack v1 (853/873) firmware v2.4

Teradek · Released Jan 12, 2022 · First seen Jul 11, 2026

v2.4 is not the latest firmware for the Teradek Prism Rack v1 (853/873): the current version is v2.25.20261021 (October 21, 2026). Go to v2.25.20261021

What's in this update

Teradek Prism Firmware Version 2.4

New Features

  • Added analog audio input and output support
  • Added latency options to YouTube event creation
  • Network interface priority​ is now configurable
  • Added 'Channel Name' option for Manual RTMP(S) streams
  • Added selectable NTP system time zone

Changes and

Improvements

  • Improved YouTube start/stop and status reliability
  • Improved decoder HEVC long term stream stability
  • Improved RTMP streaming robustness
  • Numerous additional stream stability and ​robustness improvements

Bug Fixes

  • Network status details could report 'No Cable' when interface is working normally
  • Decoder cards could fail to play some RTSP streams
  • Decoder now recovers when decoding MPEG-TS and SRT HEVC streams if the stream is interrupted
  • Web UI could sometimes fail to load without clearing browser cache/cookies

updatemystuff.com never hosts firmware files — always download from the official source.

Get it from Teradek

Watch the Prism Rack v1 (853/873) for updates

Create a free account and get an email the moment Teradek publishes new firmware.

Create account & watch

Other versions for this product

See the full firmware history for the Prism Rack v1 (853/873)