> Fetch clean Markdown by appending `.md` to any page URL under https://signalwire.com/docs or requesting it with the HTTP header `Accept: text/markdown`. The root index at https://signalwire.com/docs/llms.txt lists the available documentation indexes. # stopBackgroundFile > Stop the currently playing background audio file. [functionresult]: /docs/server-sdks/reference/typescript/agents/function-result Stop the currently playing background audio file. ## **Parameters** None. ## **Returns** [`FunctionResult`][functionresult] -- `this`, for chaining. ## **Example** ```typescript {4} import { FunctionResult } from '@signalwire/sdk'; const result = new FunctionResult() .stopBackgroundFile(); ``` > Stop the currently playing background audio file.