Samsung PN51F4500AF User Manual page 107

Button Operation
Settings Subtitle Settings: You can play a video with subtitles. This function
only works if the subtitles have the same file name as the video. For
example, Bats.mp4 and Bats.smi
Picture Mode / Sound Mode: You can select the picture or sound
mode (Dynamic, Standard, etc./Standard, Movie, etc.)
Audio Language: You can change the audio language if the video has
more than one language.
Information: You can see detailed information about the file being
played.
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