Desktop Windows Manager High CPU Usage – dwm.exe Error Fix


Written by:

There are A lot of Windows users who usually complaining about Desktop Windows Manager High CPU Usage problem in their related PC. If this is also the case with you, then you are here at the right place.

In this article, you will learn all about dwm.exe and also the reason about why it is running. Additionally, you will find out how to solve the high CPU issue sometimes associated with the dwm.exe services.

Desktop Windows Manager High CPU DWM.exe

Desktop Windows Manager High CPU DWM.exe

Desktop Windows Manager High CPU DWM.exe

Must Check: Unable to Connect to NVIDIA

As you will read the article below you will come to know the complete details of Desktop Windows Manager High CPU, the problem due to which it is not working, find out whether how much Ram is being utilized by it and what to do in case it comes in the form of the virus. Hence to know in-depth about it, you can simply read the complete article till the end.

Do You Know About DWM.exe?

Desktop Windows Manager High CPU Usage (dwm.exe) is a Microsoft service that further runs on Windows Operating System by default. It manages your Windows desktop.

This service gives the access to Windows in order to load visual effects like that of transparency and icons on your desktop. It also controls how to live thumbnails are displayed as you navigate the various Windows components.

Windows also use this service when you connect an external display of high resolution.

This is an important service that manages your desktop. Disabling it can be a hindrance to the regular Windows experience.

Must Check: Wuauserv

Can You Disable DWM.exe?

In the early days (think of Windows XP and Vista), you could easily turn off the visual services of your Windows OS. These days, visual effects are so integrated into your OS that you cannot run Windows without the desktop window manager.

Starting with Windows 7, Windows OS relies on the desktop window manager for the user interface in addition to beautiful effects. This means that you cannot disable this service.

Dwm.exe is one of the core part of your OS environment. It plays an important role in providing a graphical user interface.

How Will you Find About DWM.exe is Working Normally on My PC?

Although Windows OS has come a long way for visual effects, it can still become a nuisance.

Typically, this service should consume minimal resources. Most of the time, it uses less than 2% CPU and 50 MB RAM. This is very common for a service that renders visual effects.

If you are wondering where to get these data for desktop window manager on your PC, follow the steps given below.

1- Click on the Start button on your desktop and find “Task Manager”.

2- Alternatively, press the Windows key + R key to open the run dialog, type ‘taskmarriage‘, and press enter on your keyboard

3- Once the service window appears, locate the desktop window manager dwm.exe

Desktop Windows Manager High CPU

Desktop Windows Manager High CPU

Must Check: Regex101

4- Now you should be able to see the CPU and RAM values ​​next to the service

If it is using too much RAM or CPU, scroll down and solve this problem.

What to do When This Service Is Using Too Much RAM / CPU?

If you look at this service using too much RAM or CPU, you can do some simple tasks to solve the problem.

1- Wait a few moments as it is temporary high CPU usage in most cases

2- Update your hardware drivers

3- Scan for malware

4- Check for Windows Update

To update your system drivers, simply go to the official website of your computer manufacturer. Search for drivers with your machine model to find the latest drivers. Many companies like Dell, HP, and Sony ship your PC with an auto-updater for drivers.

Most of the time, Windows Update automatically downloads the latest drivers for you. You need to allow them to be installed.

To scan your PC for malware, simply use any malware scanner of choice. There are many free and useful scanners available in the market. They all do a good job of locating the culprit and bringing him to justice – trampling it so that it doesn’t harm your PC.

Must Check: International Keyboard Windows 10

Is DWM.exe a Virus?

It is obvious that you are going to ask this question because we just asked you to scan your PC for malware to solve the problem of dwm.exe high CPU error.

Read the below given guide to fix a Wuauserv high CPU usage error

The answer is no. This is an official Microsoft service that runs in your OS by default.

However, this also might be that some hackers replace dwm.exe with a compromised version to render some malicious scripts.

To see if this file is a virus or not, you can simply follow the steps below.

1- Right-click on the service

2- Click on the option of “Open file location” that is available there at context menu

Must Check: Discord Stuck On Starting

Desktop Windows Manager High CPU

Desktop Windows Manager High CPU

Must Check: Spotify Not Responding

3- If the file location is anything other than the Windows / System 32 folder, it is a confirmatory virus

In the case of virus detection, the first step is to scan your PC using an antivirus program. But do not worry; changing this file is very difficult for anyone. So, the possibility of replacing someone with a virus is extremely rare.

The good news is that Microsoft offers a free scanner for malware. You can download the Microsoft Security Scanner (official link) for your PC here. Run this scanner to protect your PC from viruses, malware, and other possible security threats.


What Does the Desktop Windows Manager do?

Desktop Window Manager (DWM.exe) is a compositing window manager that presents all those beautiful effects in Windows: transparent windows, live taskbar thumbnails, Flip3D, and even high-resolution monitor support.

Must Check: Audio Services Not Responding

Can I Stop Desktop Windows Manager?

In the Services window, locate Desktop Windows Manager and double-click it. In the desktop Windows Manager window, click Stop to disable the service. If you want this process to never start when Windows loads, change the startup type option from Automatic to Disabled.

Must Check: Best NES Emulator For Windows 10

How do I Restart DWM EXE?

Restart explorer.exe

To restart explorer.exe do the following: Press Ctrl + Shift + Esc to start the task manager. When the task manager starts going to the details tab. Locate explorer.exe, right-click it and choose End Task.

How do I open the Desktop Manager?

From the Windows Start screen, type Device Manager. Or on the desktop screen, you can press the Windows key + C key on your keyboard to open the Charms menu. Click Settings and then click on the Device Manager icon.

Must Check: Widevine Content Decryption Module

Is DWM exe a Virus?

Is dwm.exe a virus? No. It’s not like that. The true dwm.exe file is a secure Microsoft Windows system process, known as the “Desktop Window Manager”. However, authors of malware programs such as viruses, worms, and Trojans intentionally give the same file names to avoid detection of their processes.

Must Check: Generic Pnp Monitor

How do I Fix Desktop Window Manager has Stopped Working?

Navigate to the service of the desktop window manager session manager property. This service provides desktop window manager startup and maintenance service. Under Startup Type, choose Automatic and then click Start. If the condition is already running, click the Stop button and confirm yes to stop the service.

Must Check: Chrome Find and Replace

Final Words

AS you have gone through the information above you might have understood all about Desktop Windows Manager High CPU the matter that is directly related to the solution and even have shown you the problem behind this and what if it shows the virus.

In all the cases you have a logical tackle and also the free software that is going to help you out for the related problem.

Rest if you have any issue, difficulties or query that is related to the same topic you are being mentioned above, you are going to find it out once you drop your feedback or query in the comment section below.

Leave a Reply

Your email address will not be published. Required fields are marked *