Specify the day of the week to run a scheduled scan
- Policy ID
- Scan_ScheduleDay
- 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 › Scan
Description
This policy setting allows you to specify the day of the week on which to perform a scheduled scan. The scan can also be configured to run every day or to never run at all.
This setting can be configured with the following ordinal number values:
(0x0) Every Day
(0x1) Sunday
(0x2) Monday
(0x3) Tuesday
(0x4) Wednesday
(0x5) Thursday
(0x6) Friday
(0x7) Saturday
(0x8) Never (default)
If you enable this setting, a scheduled scan will run at the frequency specified.
If you disable or do not configure this setting, a scheduled scan will run at a default frequency.
Options
Registry
ComputerHKEY_LOCAL_MACHINE
- ScheduleDay-
- ScheduleDayREG_DWORD