What is the process of dwm.exe, what is dwm.exe

If you are using Windows Vista, Win7 operating system, when you open the task manager, you will find that the dwm.exe process is running, sometimes you It will find that it will take up more memory resources. But do you know? Dwm.exe is a very useful process, it can achieve some cool desktop effects. Below, the author will tell you what process dwm.exe is; there are mainly those functions and the doubts about whether it will affect the normal operation of the system after running. I hope I can help you.

Origin and Function

dwm.exe is a system process defined by Microsoft's Microsoft®® Windows 7/Vista operating system. Dwm is the abbreviation of Desktop Window Manage. It is described in the system as: desktop window manager. Under the default setting, dwm.exe will automatically start and run with the system. In the previous XP system, there is no such process. The function of this process can make the various window graphics displayed on the operating system more beautiful and enhance the experience (called Windows Aero). Windows Aero effects including 3D effects, window transparent, real-time preview:

Windows Flip 3D: 3D provides a quick preview shown below all open windows without having to click the taskbar:

Tip: Flip 3D is one of the features of Windows Aero and does not require any additional software to be installed. How to turn on Flip 3D effect: Press Ctrl+Windows logo key+Tab shortcut (Windows 7/Vista)

Glass and shadow effect: Translucent and edge shadows at the edges of various interface windows. As shown below:

provides real-time preview window: the mouse is placed on the task bar will achieve its window currently open widget;

Total from FIG. We can see that the display effect of dwm.exe is quite good, but to support this Aero desktop effect, your computer's Windows experience index base score should be above 3.0 to run Aero better, the score will be too low. Enough function to run the aero desktop effect of dwm.exe.

How to close the dwm.exe process: As the open window increases, this process will appear when the memory usage is high. This is normal. However, for those computers that are not very good in performance, this may cause the computer to have a card (such as 1G memory). At this time, you can turn off these functions of dwm.exe or reduce the screen resolution. This may make the system The fluency has improved (but it also loses those window effects). How to disable the Windows Aero effect:

1 Open “Run" (shortcut Win+R), then enter services.msc to enter the "Service (Local)" window; 2 Find the Desktop Window Manager Session Manager, then select “stop this service”

Tip: When you stop this service screen flashes black, which is a normal phenomenon. And you can also terminate the operation of dwm.exe through the task manager. If it starts automatically after a termination, it will terminate again. Generally, it will not start automatically if it is terminated twice. However, if you want to prevent dwm.exe from starting up with the system when booting, you still have to use the method shown in the figure above.

Ok, let's talk about it, I believe you already know what process dwm.exe is. If you encounter any issues related to this process or welcome comments on some of the suggestions in this article, any feedback you have is an important reference.