Identify the hardware precisely
Read the model from the device information or label. Chromecast with Google TV and Google TV Streamer share parts of a software experience but are different products. Keep the exact model alongside the tutorial’s product name and date.
For a hypothetical mismatch, a viewer might follow a Streamer screenshot because both devices connect to an HDMI television and use Google TV. Similar home screens do not settle which hardware-specific audio controls are present. The official section heading is useful scope evidence.
Use the applicable controls
Google documents advanced supported-format selection for the listed Chromecast and Streamer models, while the separate output-format path belongs to Streamer. Follow the section matching the actual device. Do not search hidden menus or install random system utilities to create a control not documented for it.
Before any manual format change, note the original setting and the physical audio chain. A television, receiver and soundbar must support the chosen route. More available format labels are not automatically a better setup and do not establish what a particular programme supplies.
Report a genuine remaining problem
If sound is missing with the supported controls, describe the actual symptom rather than only the absent Streamer menu. Include where sound should play and whether a simple supported sample works. That allows the next investigation to focus on the real output path.
A useful report contains exact model, software, applicable settings section, selected format and connected equipment. Keep private accounts out of photographs. This article addresses a documented model boundary; it does not verify every television combination or promise that changing a format will repair an unrelated service or source failure.