Image optimization is the process of optimizing images on a website to improve their loading speed, accessibility, and search engine visibility. Optimizing images involves reducing file sizes without sacrificing quality, using descriptive filenames and alt text to provide context and improve accessibility for visually impaired users and search engines, and optimizing image dimensions and formats for faster loading times.

Additionally, businesses can optimize images for search engines by including relevant keywords in filenames, alt text, and captions and using structured data markup, such as, to provide additional context and metadata to search engines. By optimizing images, businesses can improve the user experience, increase website performance, and enhance their visibility in image search results and organic search results.

Also see: User intent, Featured snippets, Voice search optimization, Video optimization,, Structured data, Knowledge graph, Featured snippets, Local packs, Mobile-first indexing, Accelerated Mobile Pages (AMP), E-A-T (Expertise, Authoritativeness, Trustworthiness), Core Web Vitals, Off-page SEO