# FFDeviceGetForceFeedbackCapabilities(_:_:) Retrieves the device’s force feedback capabilities. ``` func FFDeviceGetForceFeedbackCapabilities(_ deviceReference: FFDeviceObjectReference!, _ pFFCapabilities: UnsafeMutablePointer!) -> HRESULT ``` ## Parameters `deviceReference` An opaque reference handle to the device object that is be disposed of. This handle is obtained from a previous call to FFCreateDevice. `pFFCapabilities` Pointer to a FFCAPABILITIES structure that is to be filled in by the this call. ## Return Value If the method succeeds, the return value is FF_OK. If the method fails, the return value can be one of the following error values: ## Discussion FFERR_INVALIDPARAM --- Copyright © 2026 Apple Inc. All rights reserved. | [Terms of Use](https://www.apple.com/legal/internet-services/terms/site.html) | [Privacy Policy](https://www.apple.com/privacy/privacy-policy)