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The pcalua.exe is a Program Compatibility Assistant.
This file is part of Microsoft® Windows® Operating System. Pcalua.exe is developed by Microsoft Corporation. It’s a system and hidden file. Pcalua.exe is usually located in the %SYSTEM% folder and its usual size is 8,192 bytes.
The pcalua.exe 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.
Author: Microsoft CorporationProcess: Program Compatibility AssistantPart Of: Microsoft® Windows® Operating SystemCommon path(s): %SYSTEM%
subfolder in %WINDOWS%Keywords(s): systemFilesize(s): 8,192 bytes, 7,680 bytes
User opinions
Add your commentk1, it's malware than filesize another, than specizied. In this case full scanning and check from AV - vendor needed/
this file is also a part of Windows 7/2008 OS.
its ok you have some other problem run a scan to figure it out
It's part of the Windows Vista OS, not malware
It's a malware and won't let you play any video right after you wanna run your player the message will popup ! (I'm using win xp sp3) I tied reinstal my players and it didn't help. sill looking for some Reg fix.