ces_plugin.dll is a CES System PlugIn
belonging to CyberLink Corp. CES_PlugIn
from CyberLink Corp.
Non-system processes like ces_plugin.dll 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.