mspst32.dll is a process belonging to the Microsoft Office Outlook program . "mspst32.dll is a module associated with Microsoft Office Outlook from Microsoft Corporation."
Check that mspst32.dll is stable on your computer.

mspst32.dll is not a critical component. It is highly recommended to run a FREE performance scan to automatically optimize memory, CPU and Internet settings.

Determining whether mspst32.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 mspst32.dll to Detect any Security Threat.