hpphpdd.dll is a process belonging to the Unknown program . "hpphpdd.dll is a module"
Check that hpphpdd.dll is stable on your computer.

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Determining whether hpphpdd.dll is a virus or a legitimate Windows DLL depends on the directory location it executes or runs from. Click to Scan your PC including hpphpdd.dll to Detect any Security Threat.