The <H1> to <H6> tags are used by screen readers and allow people who use them to know the relative importance of a title or subtitle within the page. Now, you certainly know that a healthy and well-thought-out <Hn> structure is also a good SEO practice.
Alt attributes are used by screen readers to describe the content of an image. Properly filled out alt attributes are a key criterion for your SEO.
Link anchors are useful for Internet users who use screen readers to more easily understand the themes of targeted URLs. Well-thought-out anchors, and the use of “alt” attributes on links placed on images, are also important signals for your natural referencing.
Want to try a screen reader? You can use NVDA (Windows) and VoiceOver (Mac), which are native to your computer.
Text descriptions of videos or podcasts also allow you to enrich the semantics of your pages. For example, are you integrating a podcast of an interview on a web page? You can include the exchanges in text version under the podcast.
Adding a sitemap , a web page with links to your main tunisia telegram number database content and web pages (not to be confused with the sitemap.xml), can facilitate navigation for a user equipped with a screen reader. But this sitemap is also useful in natural referencing, by reducing the level of depth and facilitating the exploration of your strategic pages.
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The recommendations provided by the W3C for the various web professions often converge with good SEO practices. For example, web editors are advised to use the company name in <title> on the Home Page, then to provide a unique <title> per URL, followed each time by the company name. It is also recommended to use <hn> markup to structure its content. Aren't these the basics of SEO-friendly writing ?
Resources made available to you by the W3C
Are you convinced of the importance of adopting good accessibility practices? The World Wide Web Consortium offers comprehensive documentation (in English).