Teradek Serv 4K firmware v2.23

Teradek · Released Jun 30, 2025 · First seen Jul 11, 2026

v2.23 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 2.23

New Features

  • Added failover test pattern generator for Next Gen codec mode
  • Added ability to manually upload files to Core an​d Frame.io
  • Added Next Gen codec mode to Serv 4k
  • Added OpenVPN support
  • Added customizable uplink checking
  • Added setting to device to force VUER and TTV apps to display watermarks
  • Added Ethernet Link Speed selection

Changes and

Improvements

  • Removed Standard encoder mode, device settings will be migrated when upgrading from 2.22 or earlier
  • Restored Min/Max QP in advanced settings
  • Added device host name/serial number to login page
  • Front panel record indicator now blinks when recording
  • Greatly improved file upload robustness when connectivity is lost or slow
  • Added user notification if Frame.io authorization fails
  • Allow user to configure camera type (for fan control) without recording enabled
  • Interval recording suffix number now increases beyond the configured max files number
  • Node Band Selection options are all enabled by default
  • Added reference g​uide link to web UI
  • Disabled device history feature
  • Recordings use local date and time instead of UTC

Bug Fixes

  • Core file sync and Frame.io C2C uploads could fail if the network uplink changed while uploads were in process
  • Serv4k could start recording without user input if video input changed
  • Serv Micro: Adaptive Bitrate Settings didn't take effect until video was restarted
  • Manually Adding Wi-Fi networks failed due to an invalid password message
  • Connecting to WPA Enterprise networks from web UI when switching directly from AP mode didn't work
  • Overlay editor did not show video preview as background
  • Overlay editor did not display previously configured overlays
  • Web UI was causing increased browser memory usage
  • Web Interface reloaded unnecessarily after connecting to OpenVPN server
  • Ethernet was not initialized correctly when connecting to non-gigabit ethernet equipment

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Other versions for this product

See the full firmware history for the Serv 4K