Created by NIOS AG

This scripts shows the amount of days since the last Windows Updates run and displays the last installed patch. It then outputs this informations in a PRTG XML structure with predefined error and warning limits.

1. Copy the script file into the PRTG Custom EXEXML sensor directory: "C:\Program Files (x86)\PRTG Network Monitor\Custom Sensors\EXEXML"

   • prtg-sensor-last-windows-updates.ps1 (PowerShell Sensor Script)

2. Select the parent device on which you want to check the Status/Statistics and choose Add sensor. Select the sensor type EXE/Script Advanced in the group Custom sensors. Adjust the following settings:

   • Name: Enter a name that allows for easy identification of the sensor.
   • Tags: Add custom Tag like "windowsppdates"
   • EXE/Script: Select the corresponding script "prtg-sensor-last-windows-updates.ps1"
   • Parameters: Set the parameters as required. See below for further Information and an example.
   • Security Context: Assert that the script is run under a useraccount which can access the server
   • Result Handling: For easier troubleshooting, it is advisable to store the result of the sensor in the logs directory, at a minimum if errors occure.

-host %host -username %windowsuser -password "%windowspassword"

If the sensors report errors please follow this steps to identity the cause:

• Make sure that the sensor stores the EXE result in the file system, so that you can access the error message in the folder C:\ProgramData\Paessler\PRTG Network Monitor\Logs (Sensors).
• Let the PRTG Sensor recheck the latest Windows Updates.
• Check the LOG files.