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
- Added 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 correctly
- 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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