Use this link - https://files2.codecguide.com/K-Lite_Codec_Pack_1810_Full.exe 

There are three ways to register a person face- 1st - using your FR PC webcam 2nd - using any of the connected cameras 3rd - registering via SMS by KeyTech Mobile app Android click on this link https://play.google.com/store/apps/details?id=com.smsbykeytech.sms&pcampaignid=web_share  IOS click on this link https://apps.apple.com/gb/app/sms-by-keytech/id1390961168

Error failed to initialized NVML     https://keytechsecurity.com/wp-content/uploads/2026/01/failed-to-initialized-NVML-scaled.png You need to copy  nvml.dll  file from system32 and replace it with the one in SMS_FR_Bin folder here is how :

• Close the entire application
• right click task bar
• select task manager
• look for SMS_ agent  and end task
• Click on  C drive
• Click  Windows folder
• Click System32 folder
• search for nvml.dll     see image  https://keytechsecurity.com/wp-content/uploads/2026/01/failed-to-initialized-NVML-scaled.png
• Copy nvml.dll file
• open program file 86 folder
• open SMS folder
• Open SMS_FR_Bin
• paste nvml.dll inside the SMS_FR_Bin sometime the file already exist select replace

usually this happens due to a communication loss between the software and the hardware > however here is few steps you should do :-

•  stope the FR
• close the FR page
• go the setting
• select FR setting
• Look for the webcam
• on the left side where the (tick) sign click to deactivate and activate
• Launch the FR
• start the FR this should bring the webcam back

• Insure there is suffixation lighting inn the area.
• The person not covering large area of their face while walking in front of the camera.
• look inn the direction of the camera if possible.

if non of the above works please contact us as support@smsbykeytech.com or via our website

• Launch SMS - Select Setting-  Select FR Setting-  Add new Camera

Built in webcam it will be added by default.

• Using and IP Camera

You need to know your Camera RTSP (Real Time Streaming Protocol) URL ( See Some Examples)

• Hikvision Example: -192.168.100.204:554/Streaming/channels/101/
• Dahua Example: -     192.168.100.204:554/cam/realmonitor?channel=1&subtype=1
• Using analogy Camera connect Via DVR (Digital Video Recorder)Enter your DVR IP URL 192.168.100.10:554/Streaming/channels/101/
• Channel No 101 for Camera 1 if you require ad more camera the Next cameras will have te same URL but all you need to change channel to 201 , 301,401,501,601,701,801,901

• Connecting Via External IP address

           Example: - Public IP 188.247.90.150:662/Streaming/channels/101/ Each camera must have its own port number 188.247.90.150: Port no/Streaming/channels/101/

• Using PLC for Access Control

Currently we support 2 type of PLC.

• Wave-Share PLC

Enter you PLC URL Exmple:- 192.168.100.100:4196/1 

• 4196 - Device port can be changed to your requirment
• 1 - is the port number you want to use to for access

See Image for better understanding (Wave-Share)

• Barix Barionet PLC 
•     URL Example: -  http://192.168.100.182/rc.cgi?o=3,999
•      3- is the port number you want to use to for access

See Image for better understanding ( Barix )

You require a computer with minimum ,

• 64-bit Windows 7 or higher
• Intel® Core™ i7 – 6900 or higher
• 6th Generation or higher
• 64GB RAM or higher
• 6GB  Nvidia Graphic or Higher (If you Planing to Use ANPR or Face recognition)
• HDD 500GB  or higher

the information above can support  up to 5 IP cameras . if you intended to connect more cameras you will require higher GPU and you may require higher RAM here is a simple calculation each 1 camera require 1 GB GPU

Check if the FR Multi streeming is running if not! start the FR and start multi Stream. Refer to demostration video attached   https://keytechsecurity.com/wp-content/uploads/2025/07/Face-Registration-Not-Responding.mov

• Close SMS
• Closer FR window
• Right-click on the taskbar (empty space)
• Select Task Manager
• in the Processing  Column look for-
•    -   SMS_Agent - Right Click - End Task
•    -   SMS _Client Service - Right Click - End Task

• right Click on SMS Icon on you Desktop
• Run as administrator
• enter you user name and password
• launch the FR

- Launching receive thread for end point tcp://*:8888

• Close the process
• Turn off the Antivirus
• Restart the process again

for Error message ( Setting Properties Failed. Client with IP:tcp://Locahost:22222 did not respond.) Do the following:-

• Right Click at the Menu bar
• Select Task Manager
• Look for SMS_Agent
• right click
• end task ( see image attached)
• Close FR window
• Close all SMS_FR  from the Task manger
• restart the FR again

Wave-Share PLC.

• - Download Virtual Serial & Device Management exe file . This One VirCom

• - Connect PLC to your network switch
• - Launch the VirCom App
• – Click on (Device)in the tool bar
• – Device Management window will open
• -Highlight and Select Edit Device
• - Configure your network range and port number to your requirement
• -Save as default and close

See attached mage for more clarification Here

• Open browser
• Type in your PLC IP
• It should take you to a page like this also the insure the circled in red are set on your device the same (see Image)

For car-Park Any 2MP(mega Pixel)  6mm lens with basic IR will work, however - for optimal results use a camera with the below specification :

• Resolution: 2-4MP (Mega pixel) ,typical distances (3-30 meter ). Higher = better for multi-lane
• lens: Motorized varifocal (8-32mm or 10-50mm) Allows precise zoom/focus on plates
• Shutter Speed: 1/1000 - 1/8000 sec)
• IR Illumination: Built-in 850-940nm IR, 50-165ft range, adjustable/pulsed
• HDR/WDR: 120dB+
• Frame Rate: 30-60FPS
• Sensor: Starlight or low-light (1/1.8" CMOS)

- Requirements for Highway

• Resolution : 4MP(Mega pixel)
• Shutter Type: Global shutter + fast shutter (1/1000-1/20,000 sec)supports 100-200+ mph (160-320+ km/h)
• Lens: 10-50mm+ Motorized varifocal or higher (narrow FOV for single/multi-lane)
• IR Illumination: Pulsed/synchronized 850nm IR (100-200ft+); add external for longer; dual-light (IR + white) for color
• Frame Rate: 60-120 FPS
• HDR: 120dB+

close the report page close all the pages are open except the main SMS page and reopen the report page