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WJ-NU301, NU300, NU201, NU101 Release Note

Update on Sept 19, 2025
i-PRO Co., Ltd.

Download Firmware: WJ-NU301 etc. firmware

Applicable model list

WJ-NU101KG , WJ-NU201KG , WJ-NU300KG , WJ-NU301KG , WJ-NU101K , WJ-NU201K , WJ-NU300K , WJ-NU301K


Priority Rank Level:   
 🅰︎: Recommended to apply
 🅱: When issue happened
 🅲: Maintenance timing

Released Versions:
V2.10 |V2.00 |V1.60 | V1.50 or earlier

Version 2.10 

Release date: September 19, 2025

New Features / Improvements

  • Support Security Radar
    WV-RD5500-C, WV-RD5500-CS, WV-RD5500-CE, WV-RD5500-CSE
  • Support TCP alarm notifications from no AI cameras with the AI Processing Relay application
  • Added a function to display the sub-stream from ONVIF-connected cameras during multi-screen viewing
  • Improved the stability of connections with cameras registered via ONVIF.
  • Changed the default setting for Auto login to OFF.
  • Added a feature to detect i-PRO cameras configured with HTTPS.
  • Added item of "Delete setting for restoration" to the [System management] tab.
  • Improved the behavior so that when uploading a configuration file obtained from an older version, any settings not present in the recorder will retain their existing values instead of being initialized.
    *i-PRO Configuration Tool V4.5.0 or later is required.
  • Added item of "30s" to the [Pre-event duration] setting under the [Event recording[ScheduleX]] in the [Recording setup] tab.
  • Enhanced security.

Resolved Issues 

  • Enhanced live view stability to prevent frame rate drops that may occur depending on the connected camera units.🅲
  • Corrected an issue where video playback in browsers and Remote Monitorintg occasionally displayed degraded image quality.🅲
  • Improved click centering for 6MP resolution camera to enable full-screen interaction.🅲
  • Improved live audio to eliminate the occasional 1-second delay.🅲
  • Corrected minor issues with the setting screen on HDMI monitor.🅲
  • Corrected a rare issue where live images on the multi-screen might freeze when displayed on an HDMI monitor.🅲
  • Corrected a rare issue where accessing the recorder via SNMP during recorder startup could cause SNMP responses to stop.🅲

Version 2.00 

Release date: May 23, 2025

New Features / Improvements

  • Enhanced security to support "Japan Cyber STAR (JC-STAR): Labeling Scheme based on Japan Cyber-Security Technical Assessment Requirements".

Version 1.60 

Release date: March 11, 2025

New Features / Improvements 

  • Support  multicast connection for ONVIF connected cameras. Added a [Communication method for ONVIF connection] setting to the [Advanced setup] tab in [Camera].
  • Added a [Auto exit from setup screen] setting to the [Advanced setup] tab in [Security].
    *If no operations are performed on the setup screen for a certain period of time, the setting window will automatically close.
  • Added a [Web browser] to the [Advanced setup] tab in [Security] to enable or disable access via web browser.
  • Aded the following settings for time adjustment using I/O terminal:
    - Time adjustment I/O"" to the [General purpose I/O terminal setting] in the [System management] under [Maintenanc].
    - [Auto time adjustment] setting to the [Date & time settings] tab in [Data/Language].
    *[General purpose I/O terminal setting] needs to be "Time adjustment I/O" first to use this function.
  • Improved the [Auto data delete] in [Maintenance] by adding a menu to select from "1～999" days.
  • Added item of "6 h", "12 h" and "24 h" to the [Display interval] setting in thumbnail search.
  • Support restricting the execution authority of  [Reset all settings], [Restoration of the setting values], and [Load data (from USB medium)] to administrators only.
  • Added item of "30 min", "45 min" and "60 min" to the [Event recording duration] setting under the [Event recording] in the [Recording setup] tab of [REC & event].
  • Enhanced security.

Resolved Issues  

Corrected the following issues including other minor issue:

  • Corrected an issue where Default gateway value did not change automatically on the [Maintenance] window even after PC port was set from "Auto (DHCP)" to "Static" successfully. 🅲
  • Corrected an issue where audio output to the main monitor might stop on rare occasion. 🅲
  • Corrected an issue where copying recorded images did not start. 🅲
    Occurrence condition: 
    - Access the recorder over HTTPS with web browser.
    - Version 1.40 and 1.50