fls5r.dll is a Fls5r
belonging to FiledScript Evernote 5.3 Dynamic Link Library
from Parascript, LLC
Non-system processes like fls5r.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.