Solved: Antimalware Service Executable High Cpu Usage in Windows 8 & 10

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The high CPU usage by  anti-malware service is run by Windows Defender for its function. Windows defender keeps on checking for infected files in the background. This causes high CPU usage which you may have noticed.Antimalware Service Executable High Cpu Usage in Windows 8 and Windows 10

 

Solve Antimalware Service Executable High Cpu Usage

Before proceeding, it is highly recommended that you create a system restore point.

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Disabling Full System Scan Triggers

  1. Open start menu and type ‘run’.
  2. Now type taskschd.msc and proceed.
  3. This will open Task Scheduler window.
  4. Double click the Task Scheduler (local) window to expand it.
  5. Now open Task Scheduler Library, Microsoft and then Windows.
  6. Look for Windows Defender.
  7. Double click it to open its settings.
  8. Right click on the Windows Defender Scheduled scan option to open its properties.
  9. Under the General tab, make sure to disable the Run with highest privileges option.
  10. Now go to the Conditions tab and disable all the options there.
  11. Restart your computer for the changes to take effect.

Disabling Windows Defender

  1. Open start menu and type ‘run’. type ‘regedit’ and press enter.
  2. Then proceed in the following way, HKEY_LOCAL_MACHINE\SOFTWARE\Policies\Microsoft\Windows Defender.
  3. On the right side of this window, you will see DisableAntiSpyware.
  4. Double click it and type 1 as its value. If you dont see any key, you can create one.
  5. In the empty space of this window, right-click and then choose DWORD(32-bit) Value.
  6. Give it the name ‘DisableAntiSpyware’ and then double-click it and write 1 as its value.
  7. You must reboot your PC after this.

Using CCleaner

CCleaner is a free software that gets rid of unwanted system files in a safe way.

  1. Once you have downloaded and installed it, run it and let the process complete.
  2. Make sure that you have checked all the options in the registry tab of CCleaner.
  3. If CCleaner asks for making a backup to the registry changes, confirm it and then run CCleaner.

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