Update the drivers of all graphic processing units – Intel HD Graphics, AMD Radeon or Nvidia. The problems which may lead to high resources consumption of this process are usually related to the GPU that is used in the system.
Normal consumption of Desktop Window Manager process If you see that Desktop Windows Manager takes more than 5% of your CPU/RAM resources, and you have ensured that there are no viruses onboard, try to perform troubleshooting. And there is no need to do it – on modern versions of Windows 10, you will likely spectate a very low consumption for this process. This process belongs to the system ones, so it is protected from any kind of external interruptions. the picture that the user will see on his monitor. After all windows were established, the Desktop Window Manager collects the pictures of all windows, and then processes them to get the single picture of the desktop, i.e. Program windows can overlay each other, and it is harder to draw the correct effects of transparency. The rendering mechanism of separate elements that are under the dwm.exe responsibility is also interesting. Besides the graphical effects, Desktop Window Manager also takes care of correct support of high-resolution monitors – 2K/4K ones. Smooth animations, transparent frames of each window and 3D objects visualization – all these things are used everyday and by every user.
That process is responsible for correct rendering of the effects you can see while using Windows.
How can I detect that Desktop Windows Manager is a virus?.
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