ERROR_MEDIA_CHECK 0x800702A7

Error code 679 · HRESULT 0x800702A7

WINDOWS

The media may have changed.

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_MEDIA_CHECK is a Windows error code (system error 679, returned as HRESULT 0x800702A7) reported by Windows. Its official message is: “{Media Changed} The media may have changed.”

How to fix ERROR_MEDIA_CHECK

  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_MEDIA_CHANGEDERROR_MEDIA_OFFLINEERROR_MEDIA_UNAVAILABLEERROR_MEDIA_INCOMPATIBLEERROR_RXACT_COMMIT_NECESSARYERROR_GUID_SUBSTITUTION_MADEERROR_EXTRANEOUS_INFORMATION

Source: Microsoft WinError.h

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