United Airlines has become the first US airline to start adding Braille markings to the interior of its planes. So far, about a dozen planes have been equipped with the signage, which conveys information about rows, seat numbers and lavatories. The rest of the United-operated fleet, which doesn't include regional jets, are expected to be updated by the end of 2026. For now, Braille is being added to planes that are being retrofitted as part of a major expansion and retrofit of United's fleet but it will be included with new planes as the Federal Aviation Administration certifies the signage for those aircraft. The airline is also considering other ways to help those with vision loss who don't read Braille, such as adding raised lettering on different areas of the planes. About 6 million Americans have vision loss and 1 million are blind.

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