NOTE: Make sure you have taken the complete NetFlow Analyzer directory backup for all the collectors and Central before you proceed with the upgrade.
1- Stop the NetFlow Analyzer service on Central Server(Collector service should be running).
2- Download the corresponding service pack from this link.
4- Make sure no java or postgres process is running in the task manager of Central Server.
5-Open a cmd prompt as administrator and navigate to %NetFlow%\bin in Central Server.
6- Execute updatemanager.bat, the update wizard will ask you to browse for the ppm file.
7- Select the downloaded file, wait for the process to complete.
8- Start the NetFlow analyzer service and check if everything is working fine on Central as well as Collector