fch32.exe is the tray bar process for F-Secure Anti-Virus.
It is used for easy access to the F-Secure Anti-Virus application. This process should not be removed to ensure that your system is secure.
Non-system processes like fch32.exe originate from software you installed on your system. Since most applications store data in your system's registry, it is likely that your registry has suffered fragmentation and accumulated invalid entries which can affect your PC's performance. It is recommended that you check your registry to identify slowdown issues