: A dialog box will appear asking for the input format. Choose the layout that matches your video (e.g., "Side-by-Side, Left image first").

Are you trying to connect this to a like a projector or a VR headset, or

: This is an older version of the Stereoscopic Player . It was widely used for its support of various 3D formats (Side-by-Side, Over/Under, Interlaced).

: For active shutter glasses on supported monitors.

: If the image looks stretched, right-click the video and navigate to Aspect Ratio to manually set it to 16:9 or 4:3.

: Go to View > Viewing Method . Select the output that matches your hardware: Anaglyph : For Red/Cyan paper glasses.