Update on January 8, 2026
i-PRO Co., Ltd.

Download Firmware: WV-S8574L series firmware

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

Released Versions:
V3.66 | V3.65 | V3.60 | V3.52 | V3.50 | V2.85 | V2.80 | V2.70 or earlier

Version 3.66 

Release date: January 8, 2026

Resolved Issues 

• Corrected an issue where image quality degraded under specific conditions. 🅲
  Occurrence conditions: When all of the following conditions are met:
  -4MP models.
  -When [Super Dynamic] set to “Off”.
  -When [Intelligent Auto] set to “Off”.
  -When [Auto contrast adjust] set to “Off”.
  -Camera firmware version is V3.65.

Version 3.65 

Release date: December 22, 2025

New Features / Improvements 

• Improved the [Alarm test] function for HTTP alarm notifications so that users can specify the destination of trap as well as the trap content.
• Support HTTPS and 802.1X certificates with expiration dates beyond the year 2050.
• Improved image quality for 4MP models.
• Improved ONVIF connection.
• Enhanced security.

Resolved Issues 

• Corrected an issue where images were not displayed at equal intervals during H.264 streaming. 🅲
  Occurrence conditions: When streaming with H.264 at a low frame rate.
• Corrected an issue where the image sensor was occasionally reset, causing a short distortion in the image. 🅲
  Occurrence conditions: When the camera experienced a high processing load.
• Corrected an issue where communication with the camera could occasionally fail after a reboot. 🅲
  Occurrence conditions: When the camera performed a self-reboot to recover from an internal error.
• Corrected an issue where 802.1X connection failures occurred. 🅲
  Occurrence conditions: When using 802.1X and the server certificate size exceeds 6KB.
• Corrected an issue where incorrect log messages were displayed. [Previous log: ROM capacity limit/Updated log: Communication error] 🅲
  Occurrence conditions: When extension software installation failed due to network communication issues.
• Corrected an issue where recorded images on the SD memory card could not be played back. 🅲
  Occurrence conditions: When recording to an SD memory card with a short refresh interval and low bitrate settings.
• Corrected an issue where images were not displayed after a firmware upgrade. 🅱
  Occurrence conditions: When upgrading to version V3.50.
  *Due to this improvement, AI-VMD versions earlier than V4.00 will no longer work with camera versions V3.52/V3.65 or later.
  *For camera versions V3.52/V3.65 or later, use AI-VMD V4.00 or later.

Version 3.60 

Release date: September 30, 2025

New Features / Improvements 

• Improved a function to notify an alarm if the SD memory card is removed during operation.
• Enhanced security.

Resolved Issues 

• Corrected an issue where detection frame information of AI Occupancy Detection was not included in the recorded video on an SD memory card. 🅲
  Occurrence conditions: When [Audio recording] is set to "On" on the [SD memory card] setting.

Version 3.52 

Release date: December 22, 2025

Resolved Issues 

• Corrected an issue where images were not displayed after a firmware upgrade. 🅱
  Occurrence conditions: When upgrading to version V3.50.
  *Due to this improvement, AI-VMD versions earlier than V4.00 will no longer work with camera versions V3.52/V3.65 or later.
  *For camera versions V3.52/V3.65 or later, use AI-VMD V4.00 or later.

Version 3.50 

Release date: September 30, 2025

New Features / Improvements 

• OS update.
  *After upgrading the firmware to this version or later, it is also necessary to upgrade the following extension software to V4.00 or later, if it is installed.
  - AI-VMD - AI Face Detection
  - AI People Detection
  - AI Vehicle Detection
  - AI Occupancy Detection
  - AI-VMD / AI People Counting for 360-degree fisheye
  - AI Scene Change Detection
  - AI Processing Relay for i-PRO mini
• OSS update.
• Enhanced security.

Resolved Issues 

• Corrected an issue where operations in web browser is impossible because the authentication windows displays repeatedly. 🅲
  Occurrence conditions(example) : When a user with the "Camera Control" of access level operates the "Brightness".
• Improved communication stability under certain network conditions. 🅲

Version 2.85 

Release date: May 30, 2025

New Features / Improvements 

• Added [Detailed setting] to [HTTP alarm notification] settings.[More details(*1)>>]
• Added [Mic input] and [Audio output] buttons to the top of the live image page.
• Improved ONVIF connection.
• Enhanced security for handling incoming CGI commands.
  For details, refer to Security Advisories | i-PRO Products page.
  *If you are using the [Image quality setting] - [Batch change to the appropriate setting] for AI-VMD, please upgrade AI-VMD to V3.80 (or later).

 

 

See more details of feature improvements *1

 

 *1 Detailed setting for HTTP alarm notification 

Added "Detailed setting" to the settings for [HTTP alarm notification].

HTTP request method Set the HTTP request method (GET/POST) for HTTP alarm notifications.   Alarm type to be linked Set the alarm types (Terminal/Command alarm/AI-VMD/etc.) to be linked.   Alarm Area No. Set the area number of the alarm to be linked.   Alarm test Execute the alarm test function.   Copy settings to other notifications Copy all settings to the selected notification destination.

Resolved Issues 

• Corrected issues where authentication using EAP-PEAP (IEEE 802.1X) failed depending on the network environment. 🅲
• Corrected an issue with the following CGI command. 🅲
  - /cgi-bin/set_h264, set_h264_2

Version 2.80 

Release date: January 30, 2025

New Features / Improvements 

• Support PKCS#12 for HTTPS.
• Added Host name setting to [Network settings].
• Added a link of [Detailed setting] to the screen for tablet terminals.
• Improved the connectivity to Video Management Software (VMS).
• Improved ONVIF connection.
• Optimize memory usage when using AI-VMD.

Resolved Issues 

Corrected the following issues including other minor issue:

• Corrected an issue where image streaming to a specific 3rd party media player might stop. 🅲
• Improved the user interface. 🅲
• Corrected an issue where VMD area#2,#3 and #4 remained disabled after [VMD alarm] was turned off and on, in the live window. 🅲
  Occurrence condition: All VMD areas(#1-4) are configured
• Corrected an issue where the Command alarm pop-up did not appear on the live window when [Alarm test] is executed. 🅲
  Occurrence condition: When Command alarm is turned off.
• Corrected an issue where HTTPS connection might not be possible after re-installing a CA certificate. 🅲
• Corrected an issue where the setting window did not open showing a blue screen instead. 🅲
  Applies to: VMD area/ SCD area/ Audio detection/ Impact detection/ Casing open detection windows
  Occurrence condition: When the web browser is closed while displaying the setting window