FIX: Desktop window manager high memory usage issue. –

If you feel that your system is a bit slower than usual, the first thing you can do is check the task manager to see if any of these applications are consuming a large amount of memory. Sometimes you may find that the culprit is nothing more than a process called “dwm.exe” belonging to the desktop window manager.

Desktop Window Manager is a system process responsible for managing the visual effects and related settings of Windows. If certain settings are configured incorrectly on your machine, the DWM.EXE process can take up a lot of memory and make your system very slow.

There are several reasons why Desktop Window Manager can cause a high memory usage problem, such as Windows performance issues, outdated graphics card drivers, or too many processes and applications open on your computer.

Since the cause can be anything, below you will find several ways to solve the DWM.EXE high memory usage problem.

How to Fix: DWM.EXE – Desktop Window Manager High Memory Usage Issue in Windows 10

Method 1. Scan your computer for viruses.

Viruses or malware can cause high memory or CPU usage issues. So, before proceeding with the methods below, use this malware scan and removal guide to check and remove any viruses or/or malware running on your computer.

Method 2: Fix DWM.EXE High Memory Usage by Disabling Screen Saver

Sometimes the screen saver can consume RAM, so first turn off the screen saver (if you have one) and see if that solves the high memory usage problem. To turn off the screen saver:

1. From whom Start image select menu Settings image and then open it Personalization.


2. Choose Lock screen scroll down and open on the left and right Screen saver settingss.


3. Choose No and press OK.

FIX high memory usage of DWM.EXE

4. Click now CTRL + SHIFT + ESC Open the task manager and check if the high memory usage error is resolved.

Method 3. Fix desktop window manager high memory usage by disabling notifications from apps.

1. From whom Start image select menu Settings image and then open it System.


2. Yes Notifications and actions options:

    1. Turn off Notifications from applications and other senders.

    2. not necessarily turn off all other notices.

FIX: Desktop window manager high memory usage issue

Method 4: Run the Performance Troubleshooter

Sometimes running the Windows Performance Troubleshooter can solve various system performance issues. To run the Performance Troubleshooter:

1. Go to Windows Control Panel.
2. install the view by to whom: Small icon and then press Troubleshooting; DEFECTS.

cpanel windows

3. click on See all.

save the system

4. Double click System maintenance.

run system maintenance

5. press The next one and follow the on-screen instructions to run the System Maintenance Troubleshooter.

system maintenance problem solver

Method 5: Adjust Windows for best performance.

1. Right click on Start image menu and select System.


2. In the right panel, scroll down and open Advanced system settings.


3. Open Performance Settings.

Performance options Windows 10

4. Choose Adjust for best performance and press OK.

Tune up Windows 10 for best performance

Method 6: Update your display drivers

1. go to Device Manager. For this:

    1. press Windows image + R buttons to load Running dialog box.
    2. Type devmgmt.msc and press Enter to open the device manager.


2. In the device manager double click at Display adapters.
3. Right click on your display adapter and select Driver update.

Driver update

4. In the next window, click Search for automatic drivers option.


5. After Windows installs the updated driver, click on it Shut down button and check if the problem persists.

That’s it! Which method worked for you?
Let me know if this guide helped you by leaving a comment about your experience. Please like and share this guide to help others.

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