There is lot of bloatware in stock ROM / firmware usually which most of us don’t use them. And these system applications / services eat your phone CPU, memory, data and battery. You can’t remove them with Android Manage application function because they are system apps. I use Titanium Backup PRO to freeze or uninstall those unneeded system apps on my rooted phone. However, you need to pay to use Titanium Backup PRO. Here is a free solution with App Quarantine (ROOT) for you. And it is ad free too.
