Specify threat alert levels at which default action should not be taken when detected
- Policy ID
- Threats_ThreatSeverityDefaultAction
- Scope
- Computer Configuration
- Supported on
- At least Windows Server 2012, Windows 8 or Windows RT
- Source
- Administrative Templates (.admx) for Windows 11 2026 Update (26H2) (version 1.0)
- Category
- Windows Components › Microsoft Defender Antivirus › Threats
Description
This policy setting allows you to customize which automatic remediation action will be taken for each threat alert level.Threat alert levels should be added under the Options for this setting. Each entry must be listed as a name value pair. The name defines a threat alert level. The value contains the action ID for the remediation action that should be taken.
Valid threat alert levels are:
1 = Low
2 = Medium
4 = High
5 = Severe
Valid remediation action values are:
2 = Quarantine
3 = Remove
6 = Ignore
Options
Registry
ComputerHKEY_LOCAL_MACHINE
- Threats_ThreatSeverityDefaultAction-
HKLM\Software\Policies\Microsoft\Windows Defender\Threats\ThreatSeverityDefaultAction View registry values
- (list values)REG_SZ