safe file


MST123 Library

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mst123.dll. What is it?

The mst123.dll is a MST123 Library.

This file is part of Windows® NetMeeting®. Mst123.dll is developed by Microsoft Corporation. It’s a system and hidden file. Mst123.dll is usually located in the %WINDOWS% sub-folder and its usual size is 57,344 bytes.


The mst123.dll process is safe and disabling it can be dangerous, because programs on your computer need it to work correctly.

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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: MST123 LibraryPart Of: Windows® NetMeeting®Common path(s): subfolder in %WINDOWS%
subfolder in %SYSTEM%
subfolder in %PROGRAM_FILES%
Keywords(s): systemFilesize(s): 57,344 bytes, 53,248 bytes

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