So its natural to use some processing power to run DWM.
It can slow your CPU performance, hangs your Windows, and creates other software issues.
So without further ado, lets jump in.
Also, You must perform a clean boot when that doesnt solve your issue.
This portion will give you a step-by-step guide for all the fixes.
It will help you to apply the solution easily.
Here are the fixes for the Desktop Window Manager High CPU usage problem:
1.
Change Desktop Wallpaper/Theme
Window Manager manages your desktops visual effects, like wallpaper and theme.
If your current wallpaper/theme uses too many assets, change it.
Now fire up the Task Manager and check the CPU usage.
Did that go down?
If not, follow the next steps.
Deactivate Screen Saver
The Screen savers of your PC consume CPU clock speed and your RAM.
So you should disable it if DWM increases your CPU load.
SometimesSystem Idle Process can cause high CPU usage.
We have outlined some key reasons why this can happen.
Do check it out.
Run Performance Diagnosis
Performance Diagnosis will show whether your CPU is ok, or has a problem.
When theres a concern, the tool will repair the file.
It will also help with Desktop Window Manager.
Adjust Windows to Better Performance
Setting your PC in the performance mode will disable unnecessary graphical interfaces.
So you should switch your Windows to the better performance when you face high CPU issues.
After completing the steps, your CPU use will become lower.
Are you facinghigh CPU usage from Windows Driver Foundation?
Check out our article where we clear this jam.
Use Bat Script
you’re free to also use the bat script to lower your CPU usage.
Just write the code in notepad and save the file as Bat.
Turn Off Hardware Acceleration
Hardware Acceleration on Office Products requires many graphical interfaces and scripts.
To run those scripts, Desktop Window Manager needs more CPU power than usual.
So disabling or lowering the Performance will reduce the CPU uses.
After completing the steps, you should start your PC to see the changes.
If thesystem interrupt process consumes more CPUthan you want, this could be a problem.
Update Display Drivers:
Outdated display drivers put extra pressure on your CPU.
Thats why you should revamp your GPU driver from time to time.
Remove 3rd-Party Wallpaper Applications
Applications like Bing Wallpaper require high CPU GHz.
After completing the steps, your CPU usage will go down drastically.
Spooler Subsystem can cause high CPU usagesometimes.
This can slow down your PC when doing simple tasks.
Read our article where we fixed this issue.
Use the following steps to tune up your Windows without any issues.
Why Does Dwm.exe Cause High CPU Usage?
Desktop Window Manager (dwm.exe) manages your PCs visual effects, like transparency and animations.
It creates a composite view of your windows screen and renders using graphics hardware acceleration.
Thats why it needs CPU power.
There are several reasons why DWM can cause high CPU usage.
You will find them in the following section.
After that, you’re free to apply the required solutions accordingly.
FAQs
Is it safe to disable Desktop Window Manager?
No, disabling the DWM isnt safe for your PC.
Because if you disable Desktop Window Manager, you cant access any Windows themes.
Why does the Desktop Window Manager need so much power?
Thats why it requires so much CPU power.
What will happen if you end Desktop Window Manager?
If you kill the Dwm.exe process, you cant access any Windows themes.
Additionally, your windows will switch back to the classic look.
Fortunately, there are several easy and effective solutions to fix this issue.
After applying the solutions, Im sure youve optimized your PCs performance.
Comment if you face any problems while applying the solutions.
