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Incorrect WMI property names
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Denise Vangel-MSFT 2020-11-03 16:13:05 -08:00 committed by GitHub
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windows/security/threat-protection/microsoft-defender-antivirus/scheduled-catch-up-scans-microsoft-defender-antivirus.md
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@ -1,5 +1,5 @@
---
title: Schedule regular quick and full scans with Microsoft Defender AV
title: Schedule regular quick and full scans with Microsoft Defender Antivirus
description: Set up recurring (scheduled) scans, including when they should run and whether they run as full or quick scans
keywords: quick scan, full scan, quick vs full, schedule scan, daily, weekly, time, scheduled, recurring, regular
search.product: eADQiWindows 10XVcnh
@ -11,7 +11,7 @@ ms.localizationpriority: medium
author: denisebmsft
ms.author: deniseb
ms.custom: nextgen
ms.date: 10/26/2020
ms.date: 11/02/2020
ms.reviewer: pauhijbr
manager: dansimp
---
@ -25,6 +25,7 @@ manager: dansimp
- [Microsoft Defender for Endpoint](https://go.microsoft.com/fwlink/p/?linkid=2146631)
> [!NOTE]
> By default, Microsoft Defender Antivirus checks for an update 15 minutes before the time of any scheduled scans. You can [Manage the schedule for when protection updates should be downloaded and applied](manage-protection-update-schedule-microsoft-defender-antivirus.md) to override this default.
@ -44,7 +45,9 @@ This article describes how to configure scheduled scans with Group Policy, Power
5. Expand the tree to **Windows components > Microsoft Defender Antivirus** and then the **Location** specified in the table below.
6. Double-click the policy **Setting** as specified in the table below, and set the option to your desired configuration. Click **OK**, and repeat for any other settings.
6. Double-click the policy **Setting** as specified in the table below, and set the option to your desired configuration.
7. Click **OK**, and repeat for any other settings.
Also see the [Manage when protection updates should be downloaded and applied](manage-protection-update-schedule-microsoft-defender-antivirus.md) and [Prevent or allow users to locally modify policy settings](configure-local-policy-overrides-microsoft-defender-antivirus.md) topics.
@ -81,6 +84,7 @@ Scheduled scans will run at the day and time you specify. You can use Group Poli
|Scan | Specify the time of day to run a scheduled scan | Specify the number of minutes after midnight (for example, enter **60** for 1 a.m.). | 2 a.m. |
|Root | Randomize scheduled task times |In Microsoft Defender Antivirus: Randomize the start time of the scan to any interval from 0 to 4 hours. <br>In FEP/SCEP: randomize to any interval plus or minus 30 minutes. This can be useful in VM or VDI deployments. | Enabled |
### Use PowerShell cmdlets to schedule scans
Use the following cmdlets:
@ -100,8 +104,10 @@ See [Use PowerShell cmdlets to configure and run Microsoft Defender Antivirus](u
Use the [**Set** method of the **MSFT_MpPreference**](https://msdn.microsoft.com/library/dn455323(v=vs.85).aspx) class for the following properties:
```WMI
SignatureFallbackOrder
SignatureDefinitionUpdateFileSharesSouce
ScanParameters
ScanScheduleDay
ScanScheduleTime
RandomizeScheduleTaskTimes
```
See the following for more information and allowed parameters:
@ -138,8 +144,7 @@ See [Use PowerShell cmdlets to configure and run Microsoft Defender Antivirus](u
Use the [**Set** method of the **MSFT_MpPreference**](https://msdn.microsoft.com/library/dn455323(v=vs.85).aspx) class for the following properties:
```WMI
SignatureFallbackOrder
SignatureDefinitionUpdateFileSharesSouce
ScanOnlyIfIdleEnabled
```
See the following for more information and allowed parameters:
@ -173,8 +178,8 @@ See [Use PowerShell cmdlets to configure and run Microsoft Defender Antivirus](u
Use the [**Set** method of the **MSFT_MpPreference**](https://msdn.microsoft.com/library/dn455323(v=vs.85).aspx) class for the following properties:
```WMI
SignatureFallbackOrder
SignatureDefinitionUpdateFileSharesSouce
RemediationScheduleDay
RemediationScheduleTime
```
See the following for more information and allowed parameters:
@ -190,6 +195,7 @@ You can enable a daily quick scan that can be run in addition to your other sche
### Use Group Policy to schedule daily scans
|Location | Setting | Description | Default setting (if not configured) |
|:---|:---|:---|:---|
|Scan | Specify the interval to run quick scans per day | Specify how many hours should elapse before the next quick scan. For example, to run every two hours, enter **2**, for once a day, enter **24**. Enter **0** to never run a daily quick scan. | Never |
@ -210,8 +216,7 @@ See [Use PowerShell cmdlets to configure and run Microsoft Defender Antivirus](u
Use the [**Set** method of the **MSFT_MpPreference**](https://msdn.microsoft.com/library/dn455323(v=vs.85).aspx) class for the following properties:
```WMI
SignatureFallbackOrder
SignatureDefinitionUpdateFileSharesSouce
ScanScheduleQuickScanTime
```
See the following for more information and allowed parameters:
@ -224,9 +229,9 @@ You can force a scan to occur after every [protection update](manage-protection-
### Use Group Policy to schedule scans after protection updates
Location | Setting | Description | Default setting (if not configured)
---|---|---|---
Signature updates | Turn on scan after Security intelligence update | A scan will occur immediately after a new protection update is downloaded | Enabled
|Location | Setting | Description | Default setting (if not configured)|
|:---|:---|:---|:---|
|Signature updates | Turn on scan after Security intelligence update | A scan will occur immediately after a new protection update is downloaded | Enabled |
## See also
- [Prevent or allow users to locally modify policy settings](configure-local-policy-overrides-microsoft-defender-antivirus.md)