vptray.exe is the tray bar process for Norton AntiVirus.
It gives the user fast access to Norton AntiVirus. This process can safely be removed without reducing system security.
Non-system processes like vptray.exe originate from software you installed on your system. Since most applications store data in your system's registry, it is likely that over time your registry suffers fragmentation and accumulates invalid entries which can affect your PC's performance. It is recommended that you check your registry to identify slowdown issues