How to fix DWM notification issues in Windows 10

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3. Restart explorer.exe

  1. Press Ctrl + Shift + Esc to start Task Manager.
  2. When Task Manager starts to go to the Details tab.
  3. Locate explorer.exe, right-click it and choose End Task.
  4. Now go to File > Run a new task.
  5. Enter explorer and click OK.

In case the process take up too much RAM, this step should cut resources and restore your device functionality.

You can also fix this problem by logging out and logging back into Windows 10. Bear in mind that this is just a workaround and you might have to repeat it every time this issue occurs.

Windows won’t end a task in Task Manager? Count on us to solve the problem.

4. Disable problematic services

  1. Press Windows Key + R and enter services.msc. Press Enter or click OK.
  2. Once the Services window opens you need to disable Skype Updater, Google Update (update), and Google Update (gupdatem) services. To do that, simply find the service that you want to disable and double-click it.
  3. When the properties window opens change Startup type to Disabled and click Apply and OK to save changes.
  4. Be sure to disable all services mentioned in Step 2.

5. Delete the mdi264.dll

  1. Click the Start button, press and hold the Shift key and click the Restart button.
  2. When your computer restarts choose to Troubleshoot > Advanced options > Command Prompt.
  3. When Command Prompt opens you need to enter the following:
    • cd  C: UsersYour Name HereAppDataLocalTemp
    • del mdi264.dll
  4. After deleting the file close Command Prompt and restart your PC.

Having trouble accessing Command Prompt as an admin? Take a closer look at this guide.

6. Disable Chrome Pepper Flash extension

what's causing dwm.exe to crash
  1. Open Chrome.
  2. In the address bar enter chrome://extensions and press Enter.
  3. A list of active plugins will appear. Locate Chrome Pepper Flash and click Disable.

In some rare cases, Chrome extensions can cause issues with dwm.exe on Windows 10. According to users, you can fix this problem by disabling this extension. You might also find other suspicious or unused extensions that you want to delete.

7. Install older graphics card drivers

  1. Press Windows Key + X to open the Power User Menu. Select Device Manager from the list.
  2. When Device Manager opens locate your graphic card driver and double click it.
  3. Go to the Driver tab and click the Roll Back Driver button.
  4. Wait for the process to complete.

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Users reported that the latest Nvidia drivers can cause dwm.exe to crash, and in order to fix this problem users are suggesting to revert to the older version of Nvidia drivers.

Few users reported that even integrated Intel HD 4000 graphics can cause this problem to appear, therefore be sure to roll back its drivers to the previous version as well.

If the rollback was successful, you’ll have to prevent Windows from automatically updating it in the future. To do that, follow this step-by-step guide.

Update drivers automatically 

If installing an older driver didn’t get the job done, you might as well try with the latest one. If you don’t want to do it yourself, we strongly suggest doing it automatically by using DriverFix.

With just a couple of click, you allow this software to scan your device and find any problems with existing drivers (missing or out of date components, mainly). It will also save you the trouble of doing this manually.

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The majority of Windows 10 users have outdated drivers. Be a step ahead using this guide.

8. Adjust Performance settings

adjust performance settings
  1. Go to Search, type performance, and open Adjust the appearance and performance of Windows.
  2. In the Visual Effects tab, check to Adjust for best performance.
  3. Save the changes and restart your computer.

Most users don’t know what to do when the Windows search box goes missing. Read this article to learn how you can get it back in just a couple of steps.

9. Run the SFC scan

  1. Go to Search, type cmd, and open Command Prompt as Administrator.
  2. Type the following command and press Enter: sfc/scannow
  3. Wait for the process to finish (it could take a while).
  4. Restart your computer.

scannow command has stopped before the process finished? Don’t worry, we’ve got an easy fix.

10. Run DISM

  1. Open the Command Prompt as Administrator.
  2. In the command line, copy-paste these lines one by one and press Enter after each:
    • DISM /online /Cleanup-Image / ScanHealth
    • DISM /Online /Cleanup-Image /RestoreHealth
  3. Wait until the procedure ends (it might take up to 10 minutes).
  4. Restart your PC.

11. Try the Performance troubleshooter

  1. Open the Command Prompt as Administrator.
  2. Type the following command and press Enter: msdt.exe /id PerformanceDiagnostic
  3. Wait for the process to finish.
  4. Restart your computer.

If the troubleshooter stops before completing the process, fix it with the help of this guide.

12. Change the wallpaper/screensaver

change windows 10 wallpaper

Even though it sounds unlikely, it’s actually possible for your wallpaper or screensaver to cause this problem. Since the DWM handles them.

So, if none of the previous solutions managed to get the job done, change your theme settings and disable the screensaver (if you’re still using one, tho).

To change your theme settings, simply right-click the Desktop and go to Personalization. From here, you´ll be able to change your wallpaper and other settings. To disable the screensaver, follow these instructions:

  1. Go to Search, type lock screen, and open Lock Screen Settings.
  2. Now, go to Screen Saver Settings.
  3. Under Screen Saver, select <None> from the dropdown list.
  4. Save the changes and restart your computer.

13. Disable Hardware acceleration in Office programs

  1. Open any Office app.
  2. Go to File > Options > Advanced.
  3. Locate Hardware Acceleration and disable it.
  4. After doing that, try to start Word 2016 again.

If you can’t disable Hardware Acceleration this way, we’re going to turn to the Registry Editor once again:

  1. Open Registry Editor.
  2. In the left pane navigate to this key: HKEY_CURRENT_USERSoftwareMicrosoftOffice16.0Common
  3. Right-click the Common key and choose New > Key from the menu.
  4. Enter Graphics as the name of the new key.
  5. Now right click the Graphics key and select New > DWORD (32-bit) Value. Name the new value DisableHardwareAcceleration.
  6. Double click DisableHardwareAcceleration value and set its Value data to 1. Click OK to save changes.
  7. Close the Registry Editor and check if the problem is resolved.

If you can’t edit your Windows 10’s registry, read this handy guide and find the quickest solutions to the issue.

Can’t access the Registry Editor? Check out this guide and solve the issue quickly.

14. Remove Logitech SetPoint software

remove logitech setpoint software

According to users, tools such as Logitech SetPoint can also cause issues with dwm.exe, therefore it’s advised to find and uninstall this tool. Users reported that removing this tool fixed the issues, so be sure to try that.

Dwn.exe is an important Windows 10 process, and many issues with it can occur, but we hope that you managed to fix those issues by using one of our solutions.

As always, if you have any other suggestions or questions, feel free to leave them in the comments section below.

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