{"id":19572,"date":"2023-07-20T06:47:07","date_gmt":"2023-07-20T06:47:07","guid":{"rendered":"https:\/\/asiasearch.co.th\/?p=19572"},"modified":"2025-08-15T10:50:22","modified_gmt":"2025-08-15T10:50:22","slug":"how-to-optimize-seo-image-friendly","status":"publish","type":"post","link":"https:\/\/asiasearch.co.th\/en\/how-to-optimize-seo-image-friendly\/","title":{"rendered":"10 Image Optimization Tips for SEO"},"content":{"rendered":"\r\n\r\nImages not only make your content more accessible and visually engaging for users, but they are also crucial for SEO. Understanding the basics of image optimization can significantly improve your chances of SEO success. For professional assistance, explore our <a href=\"https:\/\/asiasearch.co.th\/seo\/\">SEO services<\/a> at <a href=\"https:\/\/asiasearch.co.th\/en\/\">Asia Search Solution<\/a>.\r\n\r\n\r\n\r\n\r\n<div id=\"ez-toc-container\" class=\"ez-toc-v2_0_76 counter-hierarchy ez-toc-counter ez-toc-grey ez-toc-container-direction\">\n<div class=\"ez-toc-title-container\">\n<p class=\"ez-toc-title\" style=\"cursor:inherit\">Table of Contents<\/p>\n<span class=\"ez-toc-title-toggle\"><a href=\"#\" class=\"ez-toc-pull-right ez-toc-btn ez-toc-btn-xs ez-toc-btn-default ez-toc-toggle\" aria-label=\"Toggle Table of Content\"><span class=\"ez-toc-js-icon-con\"><span class=\"\"><span class=\"eztoc-hide\" style=\"display:none;\">Toggle<\/span><span class=\"ez-toc-icon-toggle-span\"><svg style=\"fill: #999;color:#999\" xmlns=\"http:\/\/www.w3.org\/2000\/svg\" class=\"list-377408\" width=\"20px\" height=\"20px\" viewBox=\"0 0 24 24\" fill=\"none\"><path d=\"M6 6H4v2h2V6zm14 0H8v2h12V6zM4 11h2v2H4v-2zm16 0H8v2h12v-2zM4 16h2v2H4v-2zm16 0H8v2h12v-2z\" fill=\"currentColor\"><\/path><\/svg><svg style=\"fill: #999;color:#999\" class=\"arrow-unsorted-368013\" xmlns=\"http:\/\/www.w3.org\/2000\/svg\" width=\"10px\" height=\"10px\" viewBox=\"0 0 24 24\" version=\"1.2\" baseProfile=\"tiny\"><path d=\"M18.2 9.3l-6.2-6.3-6.2 6.3c-.2.2-.3.4-.3.7s.1.5.3.7c.2.2.4.3.7.3h11c.3 0 .5-.1.7-.3.2-.2.3-.5.3-.7s-.1-.5-.3-.7zM5.8 14.7l6.2 6.3 6.2-6.3c.2-.2.3-.5.3-.7s-.1-.5-.3-.7c-.2-.2-.4-.3-.7-.3h-11c-.3 0-.5.1-.7.3-.2.2-.3.5-.3.7s.1.5.3.7z\"\/><\/svg><\/span><\/span><\/span><\/a><\/span><\/div>\n<nav><ul class='ez-toc-list ez-toc-list-level-1 ' ><li class='ez-toc-page-1 ez-toc-heading-level-2'><a class=\"ez-toc-link ez-toc-heading-1\" href=\"https:\/\/asiasearch.co.th\/en\/how-to-optimize-seo-image-friendly\/#What_is_Image_Optimization\" >What is Image Optimization?<\/a><\/li><li class='ez-toc-page-1 ez-toc-heading-level-2'><a class=\"ez-toc-link ez-toc-heading-2\" href=\"https:\/\/asiasearch.co.th\/en\/how-to-optimize-seo-image-friendly\/#1_Resize_Images_Properly\" >1. Resize Images Properly<\/a><\/li><li class='ez-toc-page-1 ez-toc-heading-level-2'><a class=\"ez-toc-link ez-toc-heading-3\" href=\"https:\/\/asiasearch.co.th\/en\/how-to-optimize-seo-image-friendly\/#2_Use_Descriptive_File_Names\" >2. Use Descriptive File Names<\/a><\/li><li class='ez-toc-page-1 ez-toc-heading-level-2'><a class=\"ez-toc-link ez-toc-heading-4\" href=\"https:\/\/asiasearch.co.th\/en\/how-to-optimize-seo-image-friendly\/#3_Use_Alt_Tags_Effectively\" >3. Use Alt Tags Effectively<\/a><\/li><li class='ez-toc-page-1 ez-toc-heading-level-2'><a class=\"ez-toc-link ez-toc-heading-5\" href=\"https:\/\/asiasearch.co.th\/en\/how-to-optimize-seo-image-friendly\/#4_Make_Images_Mobile-Friendly\" >4. Make Images Mobile-Friendly<\/a><\/li><li class='ez-toc-page-1 ez-toc-heading-level-2'><a class=\"ez-toc-link ez-toc-heading-6\" href=\"https:\/\/asiasearch.co.th\/en\/how-to-optimize-seo-image-friendly\/#5_Set_Image_Titles\" >5. Set Image Titles<\/a><\/li><li class='ez-toc-page-1 ez-toc-heading-level-2'><a class=\"ez-toc-link ez-toc-heading-7\" href=\"https:\/\/asiasearch.co.th\/en\/how-to-optimize-seo-image-friendly\/#6_Add_Captions\" >6. Add Captions<\/a><\/li><li class='ez-toc-page-1 ez-toc-heading-level-2'><a class=\"ez-toc-link ez-toc-heading-8\" href=\"https:\/\/asiasearch.co.th\/en\/how-to-optimize-seo-image-friendly\/#7_Use_Unique_Images\" >7. Use Unique Images<\/a><\/li><li class='ez-toc-page-1 ez-toc-heading-level-2'><a class=\"ez-toc-link ez-toc-heading-9\" href=\"https:\/\/asiasearch.co.th\/en\/how-to-optimize-seo-image-friendly\/#8_Check_All_Image_Components\" >8. Check All Image Components<\/a><\/li><li class='ez-toc-page-1 ez-toc-heading-level-2'><a class=\"ez-toc-link ez-toc-heading-10\" href=\"https:\/\/asiasearch.co.th\/en\/how-to-optimize-seo-image-friendly\/#9_Add_Structured_Data_for_Images\" >9. Add Structured Data for Images<\/a><\/li><li class='ez-toc-page-1 ez-toc-heading-level-2'><a class=\"ez-toc-link ez-toc-heading-11\" href=\"https:\/\/asiasearch.co.th\/en\/how-to-optimize-seo-image-friendly\/#10_Use_Image_Sitemaps\" >10. Use Image Sitemaps<\/a><\/li><li class='ez-toc-page-1 ez-toc-heading-level-2'><a class=\"ez-toc-link ez-toc-heading-12\" href=\"https:\/\/asiasearch.co.th\/en\/how-to-optimize-seo-image-friendly\/#Make_Your_Images_Work_for_You\" >Make Your Images Work for You<\/a><\/li><\/ul><\/nav><\/div>\n<h2 class=\"wp-block-heading\"><span class=\"ez-toc-section\" id=\"What_is_Image_Optimization\"><\/span>What is Image Optimization?<span class=\"ez-toc-section-end\"><\/span><\/h2>\r\n\r\n\r\n\r\n\r\nImage optimization is the process of enhancing your images by creating and delivering high-quality visuals in the appropriate format, size, and resolution to maximize user engagement. Beyond visual quality, it also involves tagging your images with essential metadata so that <a href=\"https:\/\/asiasearch.co.th\/en\/search-engine\/\">Search Engine<\/a> crawlers can read and understand the image context.\r\n\r\n\r\n\r\n\r\n\r\nAccording to HTTP Archive, in 2018 images accounted for 21% of the average total weight of a web page, and this percentage is expected to grow. Given recent trends in image usage, images are likely to remain the heaviest component on most web pages. Therefore, image size and complexity have a major impact on site performance.\r\n\r\n\r\n\r\n\r\n\r\nBy reducing image file sizes without compromising quality, you can improve page load speed and enhance overall user experience. These improvements also positively affect <a href=\"https:\/\/asiasearch.co.th\/en\/what-is-conversion\/\">conversion rates<\/a> and customer retention, while boosting your rankings on search engines.\r\n\r\n\r\n\r\n\r\n\r\nPro Tip: Optimizing images not only saves server storage space but also speeds up data backups.\r\n\r\n\r\n\r\n\r\n\r\nIn this article, we\u2019ll reveal 10 proven ways to optimize images for SEO. Let\u2019s dive in!\r\n\r\n\r\n\r\n<div class=\"wp-block-image\">\r\n<figure class=\"aligncenter size-full\"><img fetchpriority=\"high\" decoding=\"async\" width=\"700\" height=\"350\" class=\"wp-image-6205\" src=\"https:\/\/asiasearch.co.th\/wp-content\/uploads\/2023\/06\/\u0e2a\u0e2d\u0e19\u0e27\u0e34\u0e18\u0e35-Optimize-\u0e23\u0e39\u0e1b\u0e20\u0e32\u0e1e\u0e43\u0e2b\u0e49-SEO-Friendly-1.jpg\" alt=\"How to Optimize Images for SEO-Friendly Websites\" srcset=\"https:\/\/asiasearch.co.th\/wp-content\/uploads\/2023\/06\/\u0e2a\u0e2d\u0e19\u0e27\u0e34\u0e18\u0e35-Optimize-\u0e23\u0e39\u0e1b\u0e20\u0e32\u0e1e\u0e43\u0e2b\u0e49-SEO-Friendly-1.jpg 700w, https:\/\/asiasearch.co.th\/wp-content\/uploads\/2023\/06\/\u0e2a\u0e2d\u0e19\u0e27\u0e34\u0e18\u0e35-Optimize-\u0e23\u0e39\u0e1b\u0e20\u0e32\u0e1e\u0e43\u0e2b\u0e49-SEO-Friendly-1-300x150.jpg 300w\" sizes=\"(max-width: 700px) 100vw, 700px\" \/><\/figure><\/div>\r\n\r\n\r\n<h2 class=\"wp-block-heading\"><span class=\"ez-toc-section\" id=\"1_Resize_Images_Properly\"><\/span>1. Resize Images Properly<span class=\"ez-toc-section-end\"><\/span><\/h2>\r\n\r\n\r\n\r\n\r\nImage dimensions and file sizes are different. Dimensions refer to the height and width of an image (e.g., 1024 x 680 pixels), while file size refers to storage space (e.g., 350 KB).\r\n\r\n\r\n\r\n\r\n\r\nLarge, heavy images can slow down page loading times. While high-resolution images may look great for printing, scaling them down for web use is often the better choice for speed and performance.\r\n\r\n\r\n\r\n\r\n<h3 class=\"wp-block-heading\">Choose the Right File Type<\/h3>\r\n\r\n\r\n\r\n\r\nPNG, JPEG, and GIF each have unique advantages. Generally, JPEG works best for photos with many colors, while PNG is ideal for simple images or those requiring transparency.\r\n\r\n\r\n\r\n\r\n<h3 class=\"wp-block-heading\">Select the Right Compression Level<\/h3>\r\n\r\n\r\n\r\n\r\nCompression directly impacts image quality and file size. Tools like Adobe Photoshop offer &#8220;Save for Web&#8221; features that reduce file size while maintaining acceptable quality.\r\n\r\n\r\n\r\n\r\n\r\nIf Photoshop isn\u2019t available, you can use alternatives such as:\r\n\r\n\r\n\r\n\r\n\r\n<em>\u00b7 Affinity Photo<\/em>\r\n\r\n<em>\u00b7 FileOptimizer<\/em>\r\n\r\n<em>\u00b7 Gimp<\/em>\r\n\r\n<em>\u00b7 ImageOptim (Mac only)<\/em>\r\n\r\n<em>\u00b7 JPEG Mini<\/em>\r\n\r\n<em>\u00b7 Kraken (bulk compression)<\/em>\r\n\r\n<em>\u00b7 Photopea<\/em>\r\n\r\n<em>\u00b7 Pixlr (JPEG optimization)<\/em>\r\n\r\n<em>\u00b7 OptiPNG<\/em>\r\n\r\n<em>\u00b7 Trimage<\/em>\r\n\r\n\r\n\r\n\r\n\r\n<em>WordPress Plugins for Image Optimization:<\/em>\r\n\r\n<em>\u00b7 EWWW Image Optimizer<\/em>\r\n\r\n<em>\u00b7 ImageRecycle<\/em>\r\n\r\n<em>\u00b7 Optimus Image Optimizer<\/em>\r\n\r\n<em>\u00b7 ShortPixel<\/em>\r\n\r\n<em>\u00b7 TinyPNG<\/em>\r\n\r\n<em>\u00b7 WP Smush<\/em>\r\n\r\n<em>\u00b7 Yoast SEO<\/em>\r\n\r\n\r\n\r\n\r\n<h3 class=\"wp-block-heading\">Test Website Speed<\/h3>\r\n\r\n\r\n\r\n\r\nOnce optimized, test your site\u2019s loading speed with tools like:\r\n\r\n<em>\u00b7 GTmetrix<\/em>\r\n\r\n<em>\u00b7 Google PageSpeed Insights<\/em>\r\n\r\n<em>\u00b7 Pingdom<\/em>\r\n\r\n<em>\u00b7 WebPageTest<\/em>\r\n\r\n<em>\u00b7 WebWait<\/em>\r\n\r\n\r\n\r\n\r\n\r\nPro Tip: If you frequently update your site, regularly test load times to maintain performance.\r\n\r\n\r\n\r\n\r\n<h2 class=\"wp-block-heading\"><span class=\"ez-toc-section\" id=\"2_Use_Descriptive_File_Names\"><\/span>2. Use Descriptive File Names<span class=\"ez-toc-section-end\"><\/span><\/h2>\r\n\r\n\r\n\r\n\r\nInclude primary keywords at the beginning of the file name, separated by hyphens (-), not underscores (_). Descriptive file names help both search engines and users understand image content.\r\n\r\n\r\n\r\n\r\n<h2 class=\"wp-block-heading\"><span class=\"ez-toc-section\" id=\"3_Use_Alt_Tags_Effectively\"><\/span>3. Use Alt Tags Effectively<span class=\"ez-toc-section-end\"><\/span><\/h2>\r\n\r\n\r\n\r\n\r\nAlt tags provide context for search engines and assist visually impaired users. They also ensure search engines understand the image\u2019s purpose, which can improve rankings.\r\n\r\n\r\n\r\n\r\n\r\nPro Tip: Include relevant keywords in Alt tags naturally\u2014avoid keyword stuffing.\r\n\r\n\r\n\r\n\r\n<h2 class=\"wp-block-heading\"><span class=\"ez-toc-section\" id=\"4_Make_Images_Mobile-Friendly\"><\/span>4. Make Images Mobile-Friendly<span class=\"ez-toc-section-end\"><\/span><\/h2>\r\n\r\n\r\n\r\n\r\nGoogle prioritizes mobile-first indexing, so ensure your images are responsive and adapt to mobile devices. Use responsive design or custom CSS to fit image dimensions to device width.\r\n\r\n\r\n\r\n\r\n<h2 class=\"wp-block-heading\"><span class=\"ez-toc-section\" id=\"5_Set_Image_Titles\"><\/span>5. Set Image Titles<span class=\"ez-toc-section-end\"><\/span><\/h2>\r\n\r\n\r\n\r\n\r\nWhile less impactful than Alt tags, image titles provide additional context. Use them to add keywords or calls to action like \u201cBuy Now\u201d or \u201cDownload Today.\u201d\r\n\r\n\r\n\r\n\r\n<h2 class=\"wp-block-heading\"><span class=\"ez-toc-section\" id=\"6_Add_Captions\"><\/span>6. Add Captions<span class=\"ez-toc-section-end\"><\/span><\/h2>\r\n\r\n\r\n\r\n\r\nCaptions enhance user experience by describing images directly on the page. While they don\u2019t impact SEO as much as Alt tags, they improve content readability and engagement.\r\n\r\n\r\n\r\n\r\n<h2 class=\"wp-block-heading\"><span class=\"ez-toc-section\" id=\"7_Use_Unique_Images\"><\/span>7. Use Unique Images<span class=\"ez-toc-section-end\"><\/span><\/h2>\r\n\r\n\r\n\r\n\r\nStock photos are fine but won\u2019t significantly improve rankings. Original images perform better in SEO as they offer unique value to your content.\r\n\r\n\r\n\r\n\r\n<h2 class=\"wp-block-heading\"><span class=\"ez-toc-section\" id=\"8_Check_All_Image_Components\"><\/span>8. Check All Image Components<span class=\"ez-toc-section-end\"><\/span><\/h2>\r\n\r\n\r\n\r\n\r\nEnsure that every element related to your image\u2014captions, descriptions, and metadata\u2014supports its relevance and improves discoverability.\r\n\r\n\r\n\r\n\r\n<h2 class=\"wp-block-heading\"><span class=\"ez-toc-section\" id=\"9_Add_Structured_Data_for_Images\"><\/span>9. Add Structured Data for Images<span class=\"ez-toc-section-end\"><\/span><\/h2>\r\n\r\n\r\n\r\n\r\nStructured data helps search engines display your images as rich results in SERPs. Google Images supports structured data for products, videos, and recipes.\r\n\r\n\r\n\r\n\r\n<h2 class=\"wp-block-heading\"><span class=\"ez-toc-section\" id=\"10_Use_Image_Sitemaps\"><\/span>10. Use Image Sitemaps<span class=\"ez-toc-section-end\"><\/span><\/h2>\r\n\r\n\r\n\r\n\r\nImage sitemaps inform search engines about all visual content on your site, including infographics, memes, and video thumbnails. Always include image titles, descriptions, URLs, and licenses in your sitemap.\r\n\r\n\r\n\r\n\r\n<h2 class=\"wp-block-heading\"><span class=\"ez-toc-section\" id=\"Make_Your_Images_Work_for_You\"><\/span>Make Your Images Work for You<span class=\"ez-toc-section-end\"><\/span><\/h2>\r\n\r\n\r\n\r\n\r\nIf your content isn\u2019t gaining traction, start implementing these image optimization strategies before uploading visuals. Well-optimized images can attract both search engines and users, boosting visibility, engagement, and conversions.\r\n\r\n","protected":false},"excerpt":{"rendered":"Images not only make your content more accessible and visually engaging for users, but they are also crucial for SEO. Understanding the basics of image optimization can significantly improve your chances of SEO success. For professional assistance, explore our SEO services at Asia Search Solution. What is Image Optimization? Image optimization is the process of&#8230;","protected":false},"author":8,"featured_media":14855,"comment_status":"closed","ping_status":"closed","sticky":false,"template":"","format":"standard","meta":{"_acf_changed":false,"footnotes":""},"categories":[63,69],"tags":[],"class_list":["post-19572","post","type-post","status-publish","format-standard","has-post-thumbnail","hentry","category-digital-marketing-en","category-seo-2"],"acf":[],"_links":{"self":[{"href":"https:\/\/asiasearch.co.th\/en\/wp-json\/wp\/v2\/posts\/19572","targetHints":{"allow":["GET"]}}],"collection":[{"href":"https:\/\/asiasearch.co.th\/en\/wp-json\/wp\/v2\/posts"}],"about":[{"href":"https:\/\/asiasearch.co.th\/en\/wp-json\/wp\/v2\/types\/post"}],"author":[{"embeddable":true,"href":"https:\/\/asiasearch.co.th\/en\/wp-json\/wp\/v2\/users\/8"}],"replies":[{"embeddable":true,"href":"https:\/\/asiasearch.co.th\/en\/wp-json\/wp\/v2\/comments?post=19572"}],"version-history":[{"count":1,"href":"https:\/\/asiasearch.co.th\/en\/wp-json\/wp\/v2\/posts\/19572\/revisions"}],"predecessor-version":[{"id":19573,"href":"https:\/\/asiasearch.co.th\/en\/wp-json\/wp\/v2\/posts\/19572\/revisions\/19573"}],"wp:featuredmedia":[{"embeddable":true,"href":"https:\/\/asiasearch.co.th\/en\/wp-json\/wp\/v2\/media\/14855"}],"wp:attachment":[{"href":"https:\/\/asiasearch.co.th\/en\/wp-json\/wp\/v2\/media?parent=19572"}],"wp:term":[{"taxonomy":"category","embeddable":true,"href":"https:\/\/asiasearch.co.th\/en\/wp-json\/wp\/v2\/categories?post=19572"},{"taxonomy":"post_tag","embeddable":true,"href":"https:\/\/asiasearch.co.th\/en\/wp-json\/wp\/v2\/tags?post=19572"}],"curies":[{"name":"wp","href":"https:\/\/api.w.org\/{rel}","templated":true}]}}