This text is missing some spaces, please add them: ProgramModification:Sometimes,notonlyvirusPWS:Win32/Delf.BJormalwareAdvancedDefragbutalsocommonsoftwarespossessingtheabilitytomodifytheinnerfunctionsofhpowiav1.dll,whichmeansotherprogramscan'tfindthisDLLfileagain.
Program Modification: Sometimes, not only virus PWS:Win32/Delf.BJ or malware AdvancedDefrag but also common softwares possessing the ability to modify the inner functions of hpowiav1.dll, which means other programs can't find this DLL file again.