Teradek Serv 4K firmware v2.19.20240122

Teradek · Released Jan 22, 2024 · First seen Jul 11, 2026

v2.19.20240122 is not the latest firmware for the Teradek Serv 4K: the current version is v2.25.20260526 (June 3, 2026). Go to v2.25.20260526

What's in this update

Teradek Serv 4k Firmware Version 2.19.20240122

New Features

  • None

Changes and

Improvements

  • None

Bug Fixes

  • Short recordings were sometimes not uploaded to Frame.io
  • RED camera triggers could cause multiple recordings to be generated for the same clip
  • Node modems with some Teradek Data SIMs were not detected correctly
  • Recorded files were sometimes not displayed

Teradek Serv 4k Firmware Version 2.19

New Features

  • Added firmware upgrade support for internal and external Node II modems
  • Added multi-track audio support to recordings
  • Added support for Serv 4k (2024) with D-Pad
  • Added ability to link to Teradek TV from front panel
  • Added ability to link to Frame.io from front panel
  • A​dded additional Teradek Data (LT, Japan) options
  • Added BLE (Bluetooth) support for basic network configuration via Serv app
  • Added Auto Start option for RTMP stream mode
  • RTMP streaming is now license activatable on Serv products

Changes and

Improvements

  • Added Teradek TV status to front panel
  • Cloud synced file uploads (Core, Frame.io, etc.) are now uploaded in order of creation
  • Added additional detailed modem status information
  • Improved Core Comms statuses
  • Changed default rate control mode to Fast Adaptive Bitrate
  • If USB Headset is selected, it must be connected in order to join Core Comms call

Bug Fixes

  • Audio input did not change when switching input between HDMI & SDI
  • PIX upload/authentication could fail intermittently
  • Network routing did not update correctly when interfaces were connected/disconnected, resulted in 'No Uplink'
  • Devices would not connect to Wi-Fi networks on boot if connection took more than a few seconds
  • Recording media sometimes failed to mount cor​rectly
  • Node II sometimes failed to connect to mobile networks
  • Auto Colorimetry was setting bt.2020 for HD SDR inputs, 8 bit encoder. Caused some players to display colors incorrectly
  • Web UI could cause client browsers' memory usage to increase over time
  • Stream audio was silent if a negative lip sync value was set
  • Frame.io real time uploads slightly larger than 1 part (5.25MB) would fail to upload
  • Frame.io Offline recordings could were being deleted from upload queue without any method to resume
  • Timecode counter/OSD was incorrect for 1080PsF 23.976
  • Overlay was disabled when switching from HD to 4K input
  • WebUI did not refresh after a Factory Reset

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Other versions for this product

See the full firmware history for the Serv 4K