safe file


NPS SDO Helper Component

Check your PC to identify errors related to sdohlp.dll and other slowdown issues.

sdohlp.dll. What is it?

The sdohlp.dll is a NPS SDO Helper Component.

This file is part of Microsoft® Windows® Operating System. Sdohlp.dll is developed by Microsoft Corporation. It’s a system and hidden file. Sdohlp.dll is usually located in the %SYSTEM% folder and its usual size is 357,888 bytes.


The sdohlp.dll process is safe and disabling it can be dangerous, because programs on your computer need it to work correctly.

We also recommend optimizing your computer.

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General Information

Security risk: Free spyware & virus scanRegistry Errors: Free scan (run Registry Cleaner)Uninstallation: N/A Uninstall (run Unistall Manager)Disk & Memory Usage: N/A Free scan (run Task Manager)


Author: Microsoft CorporationProcess: NPS SDO Helper ComponentPart Of: Microsoft® Windows® Operating SystemCommon path(s): %SYSTEM%
subfolder in %WINDOWS%
Keywords(s): systemFilesize(s): 357,888 bytes, 183,296 bytes, 358,400 bytes, 417,280 bytes, 324,608 bytes

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