¿Qué significa Alt Text en redes sociales?
Última actualización: 5 de enero de 2026
Alt text (alternative text) is descriptive text written for images on social media platforms. It serves as a text alternative for visually impaired users using screen readers and helps improve content accessibility and SEO performance across social platforms.
Preguntas frecuentes sobre Alt Text
Why is alt text important for social media?
Alt text makes content accessible to visually impaired users, improves SEO by helping platforms understand image content, enhances user experience for those with slow internet connections, and demonstrates inclusivity and social responsibility.
How do you write effective alt text for social media?
Write concise, descriptive text that explains the image content and context. Focus on important details, avoid redundant phrases like "image of", keep it under 125 characters when possible, and include relevant keywords naturally.
Which social media platforms support alt text?
Most major platforms support alt text including Instagram, Twitter/X, Facebook, LinkedIn, Pinterest, and TikTok. Each platform may have different character limits and implementation methods for adding alt text to images.
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