{"id":915,"date":"2024-05-07T11:45:34","date_gmt":"2024-05-07T11:45:34","guid":{"rendered":"https:\/\/kb.shortpixel.com\/docs\/error-downloading-file-incorrect-file-size-what-is-this\/"},"modified":"2025-08-27T08:40:24","modified_gmt":"2025-08-27T08:40:24","password":"","slug":"error-downloading-file-incorrect-file-size-what-is-this","status":"publish","type":"docs","link":"https:\/\/kb.shortpixel.com\/knowledge-base\/article\/error-downloading-file-incorrect-file-size-what-is-this\/","title":{"rendered":"Error &#8220;Error downloading file &#8211; incorrect file size&#8221;"},"content":{"rendered":"\n<p>When you optimize an image with ShortPixel Image Optimizer, you may receive the message&nbsp;&#8220;Error downloading file &#8211; incorrect file size&#8221;.<\/p>\n\n\n\n<figure class=\"wp-block-image aligncenter\"><img decoding=\"async\" src=\"https:\/\/kb.shortpixel.com\/wp-content\/uploads\/2025\/08\/file-xeEgoV8ALk.png\" alt=\"\"\/><\/figure>\n\n\n\n<p><strong>For all possible causes and troubleshooting methods, please read this article:&nbsp;<\/strong><a href=\"https:\/\/shortpixel.com\/knowledge-base\/article\/why-some-of-the-images-and-or-thumbnails-cannot-be-optimized\/\" rel=\"noopener\"><strong>Why some or all of the images cannot be optimized?<\/strong><\/a><\/p>\n","protected":false},"excerpt":{"rendered":"<p>When you optimize an image with ShortPixel Image Optimizer, you may receive the message&nbsp;&#8220;Error downloading file &#8211; incorrect file size&#8221;. For all possible causes and troubleshooting methods, please read this article:&nbsp;Why some or all of the images cannot be optimized?<\/p>\n","protected":false},"author":1,"featured_media":0,"comment_status":"open","ping_status":"closed","template":"","meta":{"footnotes":""},"doc_category":[37],"glossaries":[],"doc_tag":[],"class_list":["post-915","docs","type-docs","status-publish","hentry","doc_category-shortpixel-image-optimizer"],"blocksy_meta":[],"year_month":"2026-04","word_count":44,"total_views":"1027","reactions":{"happy":"0","normal":"0","sad":"0"},"author_info":{"name":"admin","author_nicename":"admin_mdli53m5","author_url":"https:\/\/kb.shortpixel.com\/author\/admin_mdli53m5\/"},"doc_category_info":[{"term_name":"ShortPixel Image Optimizer","term_url":"https:\/\/kb.shortpixel.com\/knowledge-base\/category\/shortpixel-image-optimizer\/"}],"doc_tag_info":[],"knowledge_base_info":[],"knowledge_base_slug":[],"_links":{"self":[{"href":"https:\/\/kb.shortpixel.com\/wp-json\/wp\/v2\/docs\/915","targetHints":{"allow":["GET"]}}],"collection":[{"href":"https:\/\/kb.shortpixel.com\/wp-json\/wp\/v2\/docs"}],"about":[{"href":"https:\/\/kb.shortpixel.com\/wp-json\/wp\/v2\/types\/docs"}],"author":[{"embeddable":true,"href":"https:\/\/kb.shortpixel.com\/wp-json\/wp\/v2\/users\/1"}],"replies":[{"embeddable":true,"href":"https:\/\/kb.shortpixel.com\/wp-json\/wp\/v2\/comments?post=915"}],"version-history":[{"count":3,"href":"https:\/\/kb.shortpixel.com\/wp-json\/wp\/v2\/docs\/915\/revisions"}],"predecessor-version":[{"id":2336,"href":"https:\/\/kb.shortpixel.com\/wp-json\/wp\/v2\/docs\/915\/revisions\/2336"}],"wp:attachment":[{"href":"https:\/\/kb.shortpixel.com\/wp-json\/wp\/v2\/media?parent=915"}],"wp:term":[{"taxonomy":"doc_category","embeddable":true,"href":"https:\/\/kb.shortpixel.com\/wp-json\/wp\/v2\/doc_category?post=915"},{"taxonomy":"glossaries","embeddable":true,"href":"https:\/\/kb.shortpixel.com\/wp-json\/wp\/v2\/glossaries?post=915"},{"taxonomy":"doc_tag","embeddable":true,"href":"https:\/\/kb.shortpixel.com\/wp-json\/wp\/v2\/doc_tag?post=915"}],"curies":[{"name":"wp","href":"https:\/\/api.w.org\/{rel}","templated":true}]}}