The file fsus.exe, known as F-Secure Automatic Update Agent - Run Upstreamer, belongs to software F-Secure Automatic Update Agent by F-Secure. The Automatic Update Agent is delivered with the latest F-Secure security products to keep the databases automatically updated as it connects to F-Secure Policy Manager Server or F-Secure Update server when the user is online. The Automatic Update Agent works by polling the server regularly to see whether there are new contents available, which it then automatically downloads. While connected, it will continue polling the server regularly. The polling interval is set on the server side and cannot be adjusted from the client side. The Automatic Update Agent runs in the background and automatically starts when the PC boots up. It uses incremental technology and network traffic detection to make sure that it works without disturbing the user's Internet activities even over a slow line.
How can I stop fsus.exe and should I?
Most non-system processes that are running can be stopped because they are not involved in running your operating system. fsus.exe. is used by F-Secure Automatic Update Agent, If you shut down fsus.exe, it will likely start again at a later time either after you restart your computer or after an application start. To stop fsus.exe, permanently you need to uninstall the application that runs this process which in this case is F-Secure Automatic Update Agent, from your system.
After uninstalling applications it is a good idea to scan you Windows registry for any left over traces of applications. Registry Reviver by ReviverSoft is a great tool for doing this.
Is this a virus or other security concern?
ReviverSoft Security Verdict
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What is a process and how do they affect my computer?
A process usually a part of an installed application such as F-Secure Automatic Update Agent, or your operating system that is responsible for running in functions of that application. Some application require that they have processes running all the time so they can do things such as check for updates or notify you when you get an instant message. Some poorly written applications have many processes that run that may not be required and take up valuable processing power within your computer.
Is fsus.exe known to be bad for my computer's performance?
We have not received any complaint about this process having higher than normal impact on PC performance. If you have had bad experiences with it please let us know in a comment below and we will investigate it further.
What can I do if fsus.exe is causing errors on my computer?
The first thing you should do if fsus.exe. is causing errors on your computer is to run a Windows registry scan with Registry Reviver If you are still seeing errors after this you should uninstall the program that fsus.exe, belongs to, in this case F-Secure Automatic Update Agent