Specify the maximum size of archive files to be scanned
- Policy ID
- Scan_ArchiveMaxSize
- 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 configure the maximum size of archive files such as .ZIP or .CAB that will be scanned. The value represents file size in kilobytes (KB). The default value is 0 and represents no limit to archive size for scanning.
If you enable this setting, archive files less than or equal to the size specified will be scanned.
If you disable or do not configure this setting, archive files will be scanned according to the default value.
Options
Registry
ComputerHKEY_LOCAL_MACHINE
- ArchiveMaxSize-
- ArchiveMaxSizeREG_DWORD