Teradek Prism Flex firmware v2.25

Teradek · Released Mar 25, 2026 · First seen Jul 11, 2026

v2.25 is not the latest firmware for the Teradek Prism Flex: the current version is v2.25.20261021 (October 21, 2026). Go to v2.25.20261021

What's in this update

Teradek Prism Firmware Version 2.25

New Features

  • Added REST Settings API, includes the following:
  • Full stream configuration, status, and control
  • Encoder configuration
  • Recording con​trol
  • Endpoint for users to request high/adjustable quality snapshot images
  • SCTE message insertion
  • OAuth authentication
  • Documentation at teradekdev.com
  • Added additional interface priority and bandwidth limit options for UDP protocol Teradek Cloud/Bonded streaming
  • Added failover/backup ingest stream option for decoders
  • Added device configuration import/export functionality
  • Allow users to configure chunks/chunk duration to HLS and DASH in WebUi
  • Allow users to configure web UI session timeout or disable it
  • Added Battery status notifications
  • Added Settings Sync API to push configuration directly to LAN devices
  • Added start/stop controls to WHIP on encoder
  • Added option to upgrade device using a firmware image URL
  • Added Low Power Mode Status/Indicator to front panel for Jetpack
  • Added stream controls for all stream modes that support them to Jetpack monitor

Changes and

Improvements

  • Removed license requirement for IP stream as an input
  • All Modems can now be upgraded at the same time
  • Added caching for encoder/return video web UI snapshot so there's no loading screen when switching statuses
  • Auto packet size option for MPEG-TS is now aware of Interface MTU settings, adjusts accordingly
  • Improve decoder bitrate graph accuracy, reduced 'spikiness'
  • WebUI displays if discovered wifi networks are 5GHz or 2.4GHz
  • Changed Return Video default setting to "Disabled"
  • Added per audio/video track MPEG-TS PID settings
  • Added​ DASH stream cache control headers to webserver

Bug Fixes

  • Fixed some intermittent Core API connection stability issues
  • 5.1 and 7.1 audio channel modes were not initialized correctly
  • Fixed network routing initialization to better support multi-VLAN environments
  • Some system utilities would restart periodically when connected to a network with no internet connection
  • RTMP reconnect did not work if RTMP server endpoint was restarted
  • Fixed file duration display for segmented recordings
  • SDI output signal could flicker intermittently when used with some monitors/video switchers
  • Mac-generated PNGs could not be uploaded to Prism for use with pattern generator
  • Some SIMs would not connect automatically without manually adding APN configuration
  • Start/stop broadcast option was not shown on the front panel
  • WHEP stream web player did not play audio

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Other versions for this product

See the full firmware history for the Prism Flex