The device and platform
Read the options actually offered
Look separately for audio and subtitles. Selecting an original-language track and selecting a translated caption are different actions. Record the wording shown for your chosen film rather than inferring language from the country of production or the service’s German interface.
A synopsis in German does not prove a German dub, and an available subtitle menu does not establish every translation. If the needed option is absent, check the title information and current support before committing the whole evening to that version.
Check a dialogue passage
Resume a short section with ordinary speech and verify both what you hear and what you read. If there are multiple tracks, change one setting at a time so you can tell which choice produced the result. A silent opening is not enough to assess an audio-language change.
If subtitles seem wrong, note whether the problem is language, timing, missing lines or display. Do not combine all of these into a single statement that captions do not work. The details determine what support needs to investigate.
Keep device differences visible
The provider warns that some television browsers can have difficulties with playback and describes other official routes. If the pause menu fails on one device, record its browser and model instead of assuming the film itself has no tracks. Use a supported alternative you already have if appropriate; this article does not claim hands-on compatibility testing.
Questions answered
How does the provider say to reveal language controls?
Start the film and pause it; the player menu then includes language options.
Sources & further reading
Official references for the subjects discussed. Service terms and device software can change.