The installer may lack the permissions needed to write files to the C:\Windows\System32 or SysWOW64 folders. Right-click the setup.exe and select Run as Administrator .
One wrong DLL download can lead to a full system compromise. It’s simply not worth the risk when the fix is a clean reinstall of free, open-source software.
Common symptoms when this DLL is missing or corrupted
Restore from a clean backup or System Restore