Start with the version of the film
A Disney+ film can have an IMAX Enhanced version and a Widescreen version. The publisher’s IMAX guidance describes a 1.90:1 expanded aspect ratio and explains that some films use it only for selected sequences. A picture that becomes taller during one sequence and returns to a wider composition later can therefore reflect the supplied version. Record the film and the moment of the change before altering the television’s zoom. A display adjustment changes how an image is shown; it does not tell you which composition the film’s version was intended to contain.
Read Versions before expecting an expanded whole film
Disney+ provides an IMAX Enhanced filter on the Movies page, and selected films have a Versions tab with IMAX Enhanced and Widescreen choices. Open the actual film’s description there. The important distinction is whether the expanded format applies throughout or only to certain sequences. A hypothetical viewer comparing two scenes should use timestamps from the same film and selected version, rather than compare unrelated trailer images. The absence of expansion in a quiet scene does not disprove the version label when only selected sequences use the format. Keep the supplied version visible in the comparison note.
Separate image composition from sound compatibility
The current IMAX help distinguishes expanded picture access from IMAX Enhanced sound with DTS:X, which has a narrower supported-device requirement. A taller picture is not proof that a sound system is receiving that audio format. Equally, a sound-format limitation does not explain every change in the frame. Disney’s video-quality help lists resolution, HDR and IMAX as different format questions. Use the title’s Details and Versions information for those questions rather than infer them all from the black bars. This article does not certify a particular television, receiver, plan or connection as delivering every available format.
Make the comparison without disguising the evidence
If the choice is available, compare the same moment in the supplied Widescreen and IMAX Enhanced versions while retaining the display’s normal picture presentation. Note the selected version and whether the scene changes height as its description predicts. Avoid forcing the image to fill the panel merely to make the bars disappear; that prevents a useful comparison of the supplied compositions. If the observed result conflicts with the actual version description, report the film, device, chosen version and timestamp. That is a focused playback or presentation question. A screenshot of one scene alone cannot establish the behavior of the full feature.
Questions answered
Should every scene in an IMAX Enhanced film fill the same picture height?
No. Disney+ says some films use the expanded aspect ratio only in selected sequences; read the Versions description.
Does the IMAX picture label prove DTS:X sound is playing?
No. The publisher documents picture presentation and the supported IMAX Enhanced sound route separately.
Sources & further reading
Official references for the subjects discussed. Service terms and device software can change.