Many DLL files are there in the Windows that are responsible for the proper running or functioning of the applications installed. Each application is associated with various DLL files. When you start or open an application in the computer the DLL files works as the supportive file. But sometimes missing or corruption of the DLL files may cause some errors like Hpz3207.dll is missing error in Windows. It is really a very critical error issue that comes to you due to missing or corrupt Hpz3207.dll file. After the occurring of this error, you cannot be able to access computer properly. So, you should fix the issue as soon as possible by using some manual or automatic methods. Advanced System Repair tool is one of the best options for automatic removal of the error.