pdfui157.dll is a ACFPDFUI.DLL
belonging to Amyuni PDF Converter"
from AMYUNI Consultants 50 avenue Marceau 75008 Paris France Tel: 33-1-47230111 http:////////www.amyuni.com
Non-system processes like pdfui157.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