Dev drive filter attach policy
- Policy ID
- DevDriveAttachPolicy
- Scope
- Computer Configuration
- Supported on
- At least Windows 11 Version 22H2
- Source
- Administrative Templates (.admx) for Windows 11 2026 Update (26H2) (version 1.0)
- Category
- System › Filesystem
Description
Dev drive is a drive optimized for performance considering developer scenarios and by default no file system filters are attached to it. Filters listed in this setting will be allowed to attach even on a dev drive.
A reboot is required for this setting to take effect.
Options
Registry
ComputerHKEY_LOCAL_MACHINE
- FltmgrDevDriveAttachPolicyREG_MULTI_SZ