What is the Dwm.exe process?

If you are using Windows Vista, Win7 operating system, when you open Task Manager you will find that the Dwm.exe process is running, and sometimes you will find that it consumes more memory resources. But you know what? Dwm.exe is a very practical process. Oh, it can achieve some cool desktop effects. The following author will show you the dwm.exe of the process, mainly those functions and prohibit its operation will not affect the normal work of the system and other doubts, hope can be helpful to you.

Origin and function

Dwm.exe is a system process defined by Microsoft Microsoft® for its Windows 7/vista operating system. DWM is the abbreviation of Desktop window manage, described in the System as: Desktop Window Manager, under the default settings Dwm.exe will automatically start with the system and always run, in the previous XP systems such as this process is not. The functionality of this process can make the various window graphics displayed on the operating system more aesthetically pleasing and improve the experience of the use, called Windows Aero. Windows Aero effects include 3D effects, window transparency, Live preview:

Windows Flip: Provides the 3D quick preview of all open windows shown in the following illustration without having to click the taskbar:

Tip: Flip 3D is one of the features of Windows Aero and does not require additional software to be installed.

How to turn on the flip 3D effect: Press ctrl+windows logo key +tab shortcut key (Windows 7/vista)

Glass and Shadow effect: that is, the realization of various interface window edge translucent and Edge shadow. As shown in the following illustration:

Provides real-time window preview: The mouse is placed under the task bar currently open window will be implemented to display its small window;

From the above figure we can see that the Dwm.exe implementation is pretty good, but to support this Aero desktop effect, your computer's Windows Experience Index base score of more than 3.0 to better run Aero, A low score will not have enough functionality to run the Dwm.exe implementation of the Aero desktop effect.

How to turn off the Dwm.exe process: This is normal as an open window increases the memory footprint of this process. However, for those computers that do not perform well, this may make the computer a bit of a card (such as 1G memory), at which point you can turn off or lower the screen resolution of the Dwm.exe implementations, which may improve the system's fluency (but also lose the window effects). Ways to disable Windows Aero effects:

① Open the "Run" (shortcut key Win+r) and enter services.msc carriage return to open the Service (local) window;

② Find Desktop Window manager Session Manager and choose Stop this service.

Tip: When you stop this service, the screen flashes and becomes black, which is normal. and also through the Task Manager to terminate the operation of Dwm.exe, if the termination will automatically start after the termination, the general termination of two times will not automatically start. However, if you want to open the machine and do not let dwm.exe with the system to boot, then still need to use the method set in the above figure.

Well, here's the thing, I'm sure you already know what the dwm.exe process is. If you are experiencing any issues related to this process or have some suggestions for this article, your feedback is an important reference.