bjpsmain.exe is a Printer Toolbox
from Canon Inc.
belonging to Easy-Print Toolbox
. This is a small application which launches the Canon inkjet printer utilities.
Non-system processes like bjpsmain.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