diff --git a/windows/security/threat-protection/microsoft-defender-antivirus/scheduled-catch-up-scans-microsoft-defender-antivirus.md b/windows/security/threat-protection/microsoft-defender-antivirus/scheduled-catch-up-scans-microsoft-defender-antivirus.md index a95fc2b95f..153100cb9f 100644 --- a/windows/security/threat-protection/microsoft-defender-antivirus/scheduled-catch-up-scans-microsoft-defender-antivirus.md +++ b/windows/security/threat-protection/microsoft-defender-antivirus/scheduled-catch-up-scans-microsoft-defender-antivirus.md @@ -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. @@ -74,12 +77,13 @@ Scheduled scans will run at the day and time you specify. You can use Group Poli ### Use Group Policy to schedule scans -| Location | Setting | Description | Default setting (if not configured) | +|Location | Setting | Description | Default setting (if not configured) | |:---|:---|:---|:---| |Scan | Specify the scan type to use for a scheduled scan | Quick scan | |Scan | Specify the day of the week to run a scheduled scan | Specify the day (or never) to run a scan. | Never | -| 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.
In FEP/SCEP: randomize to any interval plus or minus 30 minutes. This can be useful in VM or VDI deployments. | Enabled | +|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.
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 @@ -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: @@ -190,7 +195,8 @@ 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)| + +|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 | |Scan | Specify the time for a daily quick scan | Specify the number of minutes after midnight (for example, enter **60** for 1 a.m.) | 2 a.m. | @@ -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)