Teradek Serv 4K
firmware v2.24
Teradek · Released Dec 22, 2025 · First seen Jul 11, 2026
v2.24 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 2.24
New Features
- Added USB audio input support
- Added real time file upload support for Core, S3 file sync
- Added selection between Sequential and Parallel file uploads for Frame.io
Changes and
Improvements
- Added read permissions for all groups/users to recorded files
- Improved web UI mobile compatibility
- Band selection for custom modem configuration is saved when switching between Auto & Custom
- Improved network uplink detection when connectivity is poor
- Added support for throttling of status information between devices and Core
- Added support for hostname registration via DHCP
- Enter key now works to apply EAP network settings
- System processes are restarted if a firmware upgrade is interrupted or fails before reboot
Bug Fixes
- Unplugging ethernet cable could disrupt other active network connections
- Mac-generated PNGs could not be uploaded to use with Pattern Generator or OSD
- HEVC MP4s did not work in some players - Changed HEVC Codec ID header to hvc1 instead of hev1
- SD card could not be accessed if formatting was done too soon before recordings were started
- Upload entries were duplicated on Frame.io for files recorded while offline
- Recording utility could restart when uploading multiple files simultaneously
- In progress recording uploads could not be manually stopped
- Corrupt recordings could prevent media information from loading
- Disabling the Core file sync toggle would stop recordings
- File browser did not display files mounted via NFS correctly, files could not be downloaded
- NFS drives sometimes failed to unmount
- Codec restarted when attempting to record to offline NFS drive
- Recorded files had no audio track when Audio codec was set to AC3
- Diagnostics report did not contain 'defaults' file
- PAP SIM authentication did not work for some carriers
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