Teradek Serv 4K
firmware v2.22
Teradek · Released Dec 5, 2024 · First seen Jul 11, 2026
v2.22 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 2.22
New Features
- Added auto join call toggle for Core Comms
- Added full device configuration to front panel for devices with 5-way joysticks
- Added WPA Enterprise WiFi Support
- Added support for multiple DNS servers in DHCP and static IP modes
- Added OpenVPN Client to Prism encoders/decoders
- OpenVPN network configuration can be used to provide VPN access to hotspot-connected devices
- Added File sync for Teradek TV
- Added support for syncing device diagnostics with Core for quicker support
Changes and
Improvements
- Updated web UI design and reorganized configuration pages to improve usability
- Added a default web UI password and disabled auto-login
- See https://guide.teradek.com/a/1530201-power-and-connect#access-the-web-ui for details
- Strong passwords are required when changing web UI password
- Strong passwords are required for stream auth passwords
- Core file sync setting is preserved when logging out and back into Core
- Added Encryption and password protection to diagnostics reports
- Added "defaults" item to diagnostic report showing all changed values from factory defaults
- Rearranged System Setings page and split into two sub-pages - Settings & Maintenance
- Added rate limiting for failed login attempts
- Added inactive/idle session timeout to web UI
- Added support for CSRF tokens
- Added access control to diagnostic file downloads
- Updated web server version
Bug Fixes
- Analog audio selection was not applied after switching from embedded to analog
- WiFi could disconnect/reconnect occasionally on some networks
- If track 1 is disabled when Enabling Multitrack Audio, other tracks were not transmitted
- Core Comms join call operation sometimes failed on initial connection
- Continuous recording uploads did not work with FAT32 formatted media
- When recordings are split at 4GB only the last segmant was uploaded
- Headphone loopback was muted when audio input is set to analog
- Web browser memory usage increased over time with Web UI open
- Event history sometimes failed to populate
- Fixed recorded file playback in web UI
- Node 5G-SW: For Verizon SIM, Sierra Wireless was using the default APN instead of custom APN
- eSIM modem configuration "Auto" did not work
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