0xC026231F

ERROR_GRAPHICS_FREQUENCYRANGE_ALREADY_IN_SET

Specified frequency range is already in the specified monitor frequency range set.

hresultdecimal 3223724831signed -1071242465

Matched as: the code as given (hex)

HRESULT breakdown: code: 8991, customer: False, facility: 38, severity: failure (bit 31 set), ntstatus_wrapped: False

ERROR_GRAPHICS_FREQUENCYRANGE_ALREADY_IN_SET: Specified frequency range is already in the specified monitor frequency range set.

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Source: COM Error Codes (COMADMIN, FILTER, GRAPHICS) (Winerror.h) · CC BY 4.0 · wording unchanged, formatting adapted for this site · retrieved 2026-10-24