Here you will get some options – full scan, custom scan, and quick scan. Step 2 – Once it is open, from the right pane you will notice the Scan option. Step 1 – Type Windows Defender in Windows Search bar and open it. Therefore, it is recommended to run a full system virus scan. If your PC is infected with some malware or virus then the malware could run some s cripts in the background causing a problem for your system’s programs. If you are experiencing this problem, it could be due to the malware issue on your device. Step 5 – Click Apply followed by OK to save changes. From the screen saver drop-down select (None). Step 4 – Therefore, you need to disable the screensaver to fix the Desktop Window Manager High CPU usage (DWM.exe). Many users reported that there was screensaver with a black background image which was already activated but they never realized that it was a screensaver. Step 3 – It could be possible that the default screensaver is activated on your system. Step 2 – Now from the Lock screen setting window, click on Screen saver settings link at the bottom. Step 1 – Type lock screen settings in the Windows search bar and open lock screen setting. Thus, in this method, we will try to disable the screensaver to check whether CPU usage is reduced or not. It has been noted that in the latest updates of the Windows 10, many users reported that screensaver settings are consuming high CPU usage. Your screensaver is also controlled and managed by the Desktop Windows manager. Step 3 – Here you need to change your current theme & wallpaper and then check whether you’re able to Fix Desktop Window Manager High CPU (DWM.exe) usage issue or not. Step 2 – From the left-hand menu click on Background. Step 1 – Press Windows Key + I to open Settings then click on Personalization. Therefore, the first way to fix this problem is to start with changing the theme and wallpaper. Therefore, it could be possible that your current theme settings are causing high CPU usage. Method 1 – Change Theme/Wallpaperĭesktop Window Manager manages your visual effects which also includes wallpaper and its theme. Make sure to create a restore point just in case something goes wrong. Fix Desktop Window Manager High CPU (DWM.exe) This is an integral part of your OS and a crucial part in rendering the GUI (Graphical User Interface). ![]() But, modern Windows OS have very intensively integrated visual service within your OS which cannot be run without Desktop Window Manager.įrom Windows 7 till Windows 10, there are various visual effects which use this DWM service for better user interface and pretty effects hence there is no way to disable this service. In the old operating system like Windows XP & Windows Vista, there was an easy way of turning off the visual services of your system. ![]() Method 7 – Run the Performance Troubleshooter. ![]()
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