Some platforms support “exposed” alt text, which give users the option to read alt text without having a screen reader or text-to-speech enabled.Another option is to enable read aloud/text-to-speech and have the alt text read by a synthesized voice.Screen readers will read alt text out loud when available so that users know there is an image/gif and can get a description of what it looks like.
Users with vision loss can access alt text by using one of the following options: If an image fails to load on a website, alt text will be displayed in its place, and alt text is also used for search engine optimization. What is alt text?Īlt text is a text-based description of visual details in an image written primarily for people who are visually impaired (inclusive of blind/low vision).
Add image on top of gif how to#
Here are my tips for how to write alt text for gifs and how to add alt text to social media. I personally love that alt text for gifs is supported since I have low vision and am sensitive to flashing lights, and was happy to learn that this feature is available not only for people using Twitter in their web browser, but for people using the mobile apps as well. Twitter started supporting alt text for gifs a few years ago, and one of the first questions I received when the feature debuted was about how to write alt text for gifs and where to find alt text on Twitter.
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