Check your Windows Control Panel > Programs and Features for recently installed, unfamiliar programs and uninstall them.
If you did not knowingly install software associated with this DLL, it is recommended to remove it immediately.
Clean out the \Temp and %AppData% folders, as malicious DLLs often reside there.
DLL files are shared libraries used by Windows applications to perform specific functions. In the context of malware or PUPs, these files are often used to hook into browsers, display advertisements, or track user activity.