chgbmode.exe is a SetBmode
belonging to Economy Mode(ECO) Setting Utility
from Matsushita Electric Industrial Co., Ltd.
Non-system processes like chgbmode.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.