p420061_hkcu.exe is a Smsistub belonging to Microsoft Systems Management Server Installer from Microsoft CorporationThe “.exe” file extension stands for Windows executable file. Any program that is executable has the .exe file extension. Find out if p420061_hkcu.exe is a virus and sould be removed, how to fix p420061_hkcu.exe error, if p420061_hkcu exe is CPU intensive and slowing down your Windows PC. Any process has four stages of the lifecycle including start, ready, running, waiting, terminated or exit.
If you are asking yourself if it is safe to remove p420061_hkcu.exe from your Windows system then it is understandable that it is causing trouble. p420061_hkcu.exe is not a critical component and a non-system process. Any process that is not managed by the system is known as non-system processes. It is safe to terminate the non-system process as they do not affect the general functionality of the operating system. However, the program using the non-system processes will be either terminated or halted.
There are many reasons why you are seeing p420061_hkcu.exe error in your Windows system including:
Application conflicts and Missing or corrupt windows drivers can also lead to p420061_hkcu.exe error.
The solution to fixing p420061_hkcu.exe error include any one of the following
It is also recommended that you run a performance scan to automatically optimize memory and CPU settings.
Windows process requires three resource types to function properly including CPU, Memory, and Network. CPU cycles to do computational tasks, memory to store information and network to communicate with the required services. If any of the resources are not available, it will either get interrupted or stopped.
Any given process has a process identification number(PID) associated with it. A user can easily identify and track a process using its PID. Task Manager is a great way to learn how much resources p420061_hkcu.exe process is allocating to itself. It showcases process resource usage in CPU/Memory/Disk and Network. If you have a GPU, it will also showcase the percentage of GPU it is using to run the process.