If you noticed dwm.exe process running under windows task manager and now confused that what is this dwm.exe process.

Many people are looking for this processwhetherit is safe or is it a virus or some error.

So dwm.exe process is not a virus or trojan but it is an official Microsoft windows system process.

Task Manager

So it can effect the windows performance.

If it is consuming high resources and causing the system down there may be many reasons for this.

Normaly it should be around 10 MB.

task manager remove dwm.exe

But if it is taking more it means there is some problem.

Fixing dmw.exe memory issue.

Then check after restarting your box if it solve the issue.

Otherwise go to the next step.