safe file


SUA Subsystem Server

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psxss.exe. What is it?

The psxss.exe is a SUA Subsystem Server.

This file is part of Microsoft Windows Subsystem for UNIX-based Applications. Psxss.exe is developed by Microsoft Corporation. It’s a system and hidden file. Psxss.exe is usually located in the %WINDOWS% sub-folder and its usual size is 656,384 bytes.


The psxss.exe 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: SUA Subsystem ServerPart Of: Microsoft Windows Subsystem for UNIX-based ApplicationsCommon path(s): subfolder in %WINDOWS%Keywords(s): systemFilesize(s): 656,384 bytes, 653,824 bytes, 657,408 bytes

User opinions

psxss.exe has the following rating: 5.0
based on 1 user opinions.
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