What is hkrnl_silentreadonly.dll doing on my computer?
hkrnl_silentreadonly.dll is a HKRNL
belonging to HUGO spelling and grammar checking system
from Softissimo, SARL
Non-system processes like hkrnl_silentreadonly.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.