Automatic Updates detection frequency
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Policy overview

Key metadata and intent for this policy.

Computer
Category
Windows Components > Windows Update > Manage updates offered from Windows Server Update Service
Supported on
At least Windows XP Professional Service Pack 1 or Windows 2000 Service Pack 3, excluding Windows RT

Supported OS tags: Windows2000, Windows7, Windows8, WindowsServer2003, WindowsServer2008, WindowsServer2012, WindowsVista, WindowsXP

Specifies the hours that Windows will use to determine how long to wait before checking for available updates. The exact wait time is a sum of the specific value and a random variant of 0-4 hours. If the status is set to Enabled, Windows will check for available updates at the specified interval. If the status is set to Disabled or Not Configured, Windows will check for available updates at the default interval of 22 hours. Note: The "Specify intranet Microsoft update service location" setting must be enabled for this policy to have effect. Note: If the "Configure Automatic Updates" policy is disabled, this policy has no effect. Note: This policy is not supported on Windows RT. Setting this policy will not have any effect on Windows RT PCs.

Internal name
DetectionFrequency_Title
Policy ID
ff6d09985f72
Elements
1

Registry values

How enabled and disabled states update the registry.

ScopeRegistry locationTypeEnabled valueDisabled valueCopy
Computer
Path
Software\Policies\Microsoft\Windows\WindowsUpdate\AU
Value name
DetectionFrequencyEnabled
REG_DWORD
HKLM
1
HKLM
0
Registry location
Type REG_DWORD · Computer
Path
Software\Policies\Microsoft\Windows\WindowsUpdate\AU
Value name
DetectionFrequencyEnabled
Hive
HKLM
Enabled value
1
Disabled value
0

Policy elements

Inputs and configuration options exposed by this policy.

ScopeElementTypeRegistry mappingConstraints & behaviorCopy
Computer
interval (hours):
ID DetectionFrequency_Hour2
decimal
Path
Software\Policies\Microsoft\Windows\WindowsUpdate\AU
Value name
DetectionFrequency
Type
REG_DWORD
Range: 1 to 22
interval (hours):
Computer · Type decimal
Registry mapping
Path
Software\Policies\Microsoft\Windows\WindowsUpdate\AU
Value name
DetectionFrequency
Type
REG_DWORD
Details
Range: 1 to 22