siebelax_hi_client_19221.dll is a Siebel High Interactivity Framework 7,8,2,3
belonging to Siebel High Interactivity Framework
from Siebel Systems, Inc.
Non-system processes like siebelax_hi_client_19221.dll originate from software you installed on your system. Since most applications store data in your system's registry, it is likely that over time your registry suffers fragmentation and accumulates invalid entries which can affect your PC's performance. It is recommended that you check your registry to identify slowdown issues