Policy
Specify the maximum percentage of CPU utilization during a scan
Windows 11 25H2
Policy overview
Key metadata and intent for this policy.
Supported OS tags: Windows10, Windows10RT, Windows11, Windows8, Windows81, WindowsRT, WindowsRT81, WindowsServer2012, WindowsServer2012R2, WindowsServer2016
This policy setting allows you to configure the maximum percentage CPU utilization permitted during a scan. Valid values for this setting are a percentage represented by the integers 5 to 100. A value of 0 indicates that there should be no throttling of CPU utilization. The default value is 50. If you enable this setting, CPU utilization will not exceed the percentage specified. If you disable or do not configure this setting, CPU utilization will not exceed the default value.
Registry values
How enabled and disabled states update the registry.
No explicit registry values are set for enabled or disabled states.
Policy elements
Inputs and configuration options exposed by this policy.
| Element | Type | Registry mapping | Constraints & behavior |
|---|---|---|---|
Specify the maximum percentage of CPU utilization during a scan ID Scan_AvgCPULoadFactor | decimal | HKLM\Software\Policies\Microsoft\Windows Defender\Scan\AvgCPULoadFactor Type REG_DWORD | Range: 0 to 100 |
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