Your issue sounds like a visual bug in the WordPress Media Uploader’s interface after an image has been uploaded, especially since you mentioned that the image appears in the right-hand preview pane but not as a selectable thumbnail. Try to force refresh the media frame after upload. You can use the add:attachment event to force … Read more
WordPress is designed to use themes or plugins to output the final HTML, CSS, and JavaScript. You don’t normally directly include an HTML file, because it won’t have a way to connect to WordPress to do things like including an Elementor header or any content you can edit in the Editor. Instead, for this type … Read more
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failed with status 400 and response 0 When you make a request to admin-ajax.php you need to pass an action parameter, which here is upload_pdf. If nothing on the PHP side handles this then admin-ajax.php will return a 0 and a HTTP status of 400. Essentially, WordPress is saying it has no idea what you’re … Read more
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