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UWF_Filter.EnableHORM (Industry 8.1)

7/8/2014

Review the use, syntax, parameters, and return values of the UWF_Filter.EnableHORM method for Windows Embedded 8.1 Industry (Industry 8.1).

This method enables Hibernate Once/Resume Many (HORM). For more information, see Hibernate Once/Resume Many (HORM).

Syntax

UInt32 EnableHORM();

Parameters

None.

Return Value

Returns an HRESULT value that indicates WMI status or a WMI error.

Remarks

You must use an administrator account to enable HORM.

You can only enable HORM on a system when the following requirements are met:

  • Unified Write Filter (UWF) is enabled.
  • All fixed volumes that are mounted on the system are protected by UWF.
  • Your system does not have any file, folder, or registry exclusions configured for UWF.
  • The UWF overlay is configured to use RAM mode. HORM does not support disk-backed overlays.

See Also

Reference

UWF_Filter

Concepts

Unified Write Filter