The msimn.exe process is a running program for the Microsoft Outlook Express, which is the default POP3 e-mail application from the Microsoft Windows. The process should not be terminated when the Microsoft Outlook Express is open. It is a non-system process, however, which means it comes from the software that the user has installed in his or her operating system. This process is considered safe and does not pose any potential hazard within the user’s computer system. Since it is a non-system process, the file can be stopped or terminated due to the fact that they are not mainly involved in running the PC’s operating system. If the process may encounter an issue, it is most likely related to the problems that are encountered by the application that is running it. A safe way to stop the errors is uninstalling the application and reinstalling it again, or running a system scan in order to identify any processes that are not used and using up the resources of the computer system.
How can I stop msimn.exe and should I?
Most non-system processes that are running can be stopped because they are not involved in running your operating system. msimn.exe. is used by Microsoft Outlook Express, If you shut down msimn.exe, it will likely start again at a later time either after you restart your computer or after an application start. To stop msimn.exe, permanently you need to uninstall the application that runs this process which in this case is Microsoft Outlook Express, from your system.
After uninstalling applications it is a good idea to scan you Windows registry for any left over traces of applications. Registry Reviver by ReviverSoft is a great tool for doing this.
Is this a virus or other security concern?
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What is a process and how do they affect my computer?
A process usually a part of an installed application such as Microsoft Outlook Express, or your operating system that is responsible for running in functions of that application. Some application require that they have processes running all the time so they can do things such as check for updates or notify you when you get an instant message. Some poorly written applications have many processes that run that may not be required and take up valuable processing power within your computer.
Is msimn.exe known to be bad for my computer's performance?
We have not received any complaint about this process having higher than normal impact on PC performance. If you have had bad experiences with it please let us know in a comment below and we will investigate it further.
What can I do if msimn.exe is causing errors on my computer?
The first thing you should do if msimn.exe. is causing errors on your computer is to run a Windows registry scan with Registry Reviver If you are still seeing errors after this you should uninstall the program that msimn.exe, belongs to, in this case Microsoft Outlook Express