ERROR_OFFLOAD_READ_FLT_NOT_SUPPORTED 0x80071158

Error code 4440 · HRESULT 0x80071158

WINDOWS

The copy offload read operation is not supported by a filter.

Windows troubleshooting diagram: Device Manager warning and a system file scan
Windows errors: check drivers, system files and Event Viewer, in that order.

What it means

ERROR_OFFLOAD_READ_FLT_NOT_SUPPORTED is a Windows error code (system error 4440, returned as HRESULT 0x80071158) reported by Windows. Its official message is: “The copy offload read operation is not supported by a filter.”

How to fix ERROR_OFFLOAD_READ_FLT_NOT_SUPPORTED

  1. Reboot once — many one-off system codes disappear with a clean restart
  2. Repair system files: 'sfc /scannow' then 'DISM /Online /Cleanup-Image /RestoreHealth'
  3. Find the source in Event Viewer → System: filter for this exact code and open its provider link

Related errors

ERROR_OFFLOAD_READ_FILE_NOT_SUPPORTEDERROR_OFFLOAD_WRITE_FLT_NOT_SUPPORTEDERROR_OFFLOAD_WRITE_FILE_NOT_SUPPORTEDERROR_ALREADY_HAS_STREAM_IDERROR_SECUREBOOT_NOT_SUPPLEMENTAL_POLICYERROR_SMR_GARBAGE_COLLECTION_REQUIRED

Source: Microsoft WinError.h

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