Twiin32.dll is a Dynamic Link Library (DLL) file that holds information and instructions to work with executables (EXE) files.

Cannot open link in Internet Explorer Why does this happen? The issue occurs when dynamic link library (DLL) files that are related to Internet Explorer are not correctly registered.

Understanding .DLL Files Dynamic link library files allow multiple programs to share computer code for related functionality.

Tracked as CVE-2024-11859, the flaw is a dynamic link library (DLL) search order hijacking vulnerability discovered and reported by Kaspersky last year, with a fix issued by ESET in January.