Nx Witness Server

Network Optix · NetworkOptix.NxWitness.Server

Intelligent Video Management System

Nx Witness is a fast, cross-platform IP video surveillance management system designed to discover, view, record, and manage IP cameras effortlessly in real-time.

winget install --id NetworkOptix.NxWitness.Server --exact --source winget

Latest 6.1.1.42624

Release Notes

IMPORTANT:

  • These release notes cover changes implemented since the latest major release (6.1.0.42176). BREAKING CHANGES:
  • Support for MacOS 12 will be discontinued in the next major release (6.2).. NEW DEVICES / OPERATING SYSTEMS SUPPORT:
  • Mac OS Tahoe
  • Raspbian 13
  • Milesight Edge NEW FEATURES
  • AI Manager is added as a plugin. See more at https://www.networkoptix.com/nx-ai-manager. GENERAL IMPROVEMENTS:
  • JWT Tokens are fully supported to improve authentication performance and avoid accidental logouts from Cloud connected Sites.
  • Danish localization added.
  • The in-Client Remote Administration Tool is improved.
  • Improved the Desktop Client stability on Windows 11.
  • The window size limitation is eliminated when using the --window-geometry CLI parameter to run the Desktop Client.
  • The --hide-panels CLI parameter is added to launch the Desktop Client with all side panels hidden.
  • The “Reset to defaults” Web Admin dialog is improved. Added the information that the activated licenses will remain on Server after a reset. ENTERPRISE FUNCTIONALITY IMPROVEMENTS / FIXES:
  • Sites could show up Unreachable in the Desktop Client. Fixed. ANALYTICS IMPROVEMENTS / FIXES:
  • Only the first object was detected on Dahua ITC413-PW4D-IZ1. Fixed.
  • Objects detected on Hikvision iDS-2CD7146G0-IZS did not trigger actions. Fixed.
  • Analytic events (IVA) did not work on Bosch cameras. Fixed.
  • Analytics event attributes info was missing in the Event Log description. Fixed.
  • Analytic Events were not triggered if the rules of the event was configured under the group level. Fixed. DEVICE SUPPORT AND FIXES:
  • Devices Specific Fixes:
    • Fixed RTP issues on the URMET 1099/501B camera.
    • Live stream from AXIS F9114 could not load. Fixed.
    • Initialization is improved for MERIT-LILIN cameras.
    • Alarm input events are supported on Hikvision DS-2CD2123G2x, DS-2CD3687G3x and Hikvision DS-2DE3C210IXx.
    • Osiris OS-I3-EENSW8Mx are detected as Dahua devices.
    • Input signals from FLIR were handled for 10-30 seconds. Fixed.
  • Newly Supported Devices:
    • Elmo NEXIBF07T, NEXIMF02
  • Encoders added to the analog list:
    • Speco n32nrn, n16nrx
  • Multisensor Cameras:
    • Vivotek TT9333
    • HIKVISION iDS-2CD8A46G2-XZHSY
  • Advanced PTZ:
    • TBA BUG FIXES:
  • General UI Fixes:
    • Shared bookmarks with video footage longer than 1.5 minutes could not be played back properly. Fixed.
    • The Desktop Client window configuration was not saved properly if another Desktop Client instance was opened in a ne window. Fixed.
    • Japanese translations improved.
    • The Desktop Client could crash while accessing Nx Maps. Fixed.
    • Some frames could be lost when a multi-video export contained many camera items. Fixed.
    • The Desktop Client on Windows could not be uninstalled remotely (using SCCM and the psexec CLI tool). Fixed.
    • The Desktop Client could crash if a camera went offline while a maintenance confirmation dialog was open. Fixed.
    • Users (Power User or Administrators) could not rename shared layouts after locking and unlocking them. Fixed.
    • The live stream stopped after selecting an offline device as the audio source. Fixed.
    • Shared layouts did not save resolution settings for cameras. Fixed.
    • Fixed the --window-geometry CLI parameter to launch the Desktop Client.
    • Fixed the following audio features that did not work on Mac OS Tahoe:
      • Audio from cameras
      • The “Speak” action
      • The “Play Sound” action
  • Server Fixes:
    • Fixed high CPU usage on Server after a live view license activation.
    • Server kept losing connection to the LDAP server after restart if it had been terminated unexpectedly before. Fixed.
      • Let's Encrypt certificates could not be loaded on a 6.1 Server due to ECDSA key. Fixed.
    • The Server GUID of the Nvidia Jetsons were identical causing conflicts in multi-Server environments. Fixed.
    • Server did not restore connection to inaccessible SMB shared storage after they became accessible again. Fixed.
    • Sites containing apostrophe characters in their names could not connect to Cloud. Fixed.
    • Server tried to send a test email to mail@example.com every time the System (Site) Management settings dialog was open in the Desktop Client. Fixed.
    • Sending Emails from VMS using an insecure protocol did not work. Fixed. API / SDK FIXES:
  • Sites can be updated to a specific version via API using the /rest/v4/update method.
  • The internal HTTPS Request did not work with Create Generic Event API (/rest/v4/events/generic). Fixed.
  • Introduced the default value (${DATA_DIR}/update_verification_keys/) for the additionalUpdateVerificationKeysDir build parameter when building and signing a custom package.
  • Fixed ​​documentation and implementation issues with the /rest/v4/login/tickets method. If a user tried to use the access token (the x-runtime-guid value) as a request body param key, server returned unauthorized error.
  • The sender SSRC was always 0 in sender report while using Nx Server RTSP API to restream. Fixed.
  • The preset ID was not created by Server automatically while using the ./rest/v{3-4}/devices/{device_id}/ptz/presets API request to create a preset. Fixed.
  • Integrations can now be deleted via API request.
  • The /rest/v4/update/info API call returned empty results. Fixed.
  • Showreels are now accessible to power users via API.

Installer type: burn

Architecture Scope Download SHA256
x64 Download 416B286D84059926609D612F4ECDF6FB67D5D13F8E75D98AEEC15A3FB221B184

Details

Homepage
https://www.networkoptix.com/nx-witness
License
Proprietary
Publisher
Network Optix
Support
https://support.networkoptix.com/
Privacy Policy
https://www.networkoptix.com/privacy-policy
Copyright
© 2026 Network Optix All rights reserved.

Tags

camerasurveillance

Older versions (3)

6.1.0.42176
Architecture Scope Download SHA256
x64 Download D6E18FE9CE05875D40F499F3BA38518586398A61941BE629192A1769A662AA56
6.0.6.41837
Architecture Scope Download SHA256
x64 Download 558303B1E902B2F1307B2482C30758E99B0F91633EBCBE7652F4EFCC1B36BA29
6.0.5.41290
Architecture Scope Download SHA256
x64 Download 688FD5A713CAF0BE3AB5947AEE8898441FA0726B1866E86A576CC80E90FDF5C6