To see alt text in a completed PDF document, you'll need to use a screen reading app, which is an accessibility tool for visually impaired users. PDF documents should contain alt text for each image, ...

Screen readers can announce alternative text (or alt text) for images to help ensure that all users can have an equivalent experience. When you add an image to a document, it is your responsibility to ...

Alternative text (or alt text for short) is a short description of a graphic that helps people with visual impairments fully understand the content of what's on their screen. Screen readers read alt ...