“pages […] do not show” Page content is stored in the database, not as part of your theme. It sounds like you’ve uploaded your theme to the hosted installation of WordPress, but you haven’t yet copied your local database to the hosted installation.
WordPress already denies trying to upload PHP file, then there is no security hole at this place. read this : https://codex.wordpress.org/Uploading_Files
My first instinct was to find _acfuploader in ACF code to see how they are doing it. Unfortunately the latest version doesn’t seem to have any occurrences of acfuploader. The second thing I thought of was the wp_get_referer function. You could use it to see where the ajax request came for. Then you could get … Read more
I checked out that plugin. It’s not a WordPress plugin, so that error is only normal. Rather, it’s a jquery plugin. You would include it as part of a (child) theme or plugin. Unzip it and put the files in the src directory it in a subdirectory of your theme/plugin. Then use wp_enqueue_script to include … Read more
You can do something like this to create your own plugin upload folder in /wp-content/uploads the following code will basically create a custom folder inside uploads called myplugin_uploads and put an empty index.html inside it. Dynamically creating your custom upload folder add_action( ‘init’, ‘create_files’ ); function create_files() { $upload_dir = wp_upload_dir(); $files = array( array( … Read more
$att_ids = explode(‘,’, $_POST[‘jfiler-items-exclude-imgid’])), will return a key=>value array, so you must write your foreach loop to handle keys and values foreach($att_ids as $key=>$att_id){ wp_delete_attachment($att_id); }
there is no limit to how much video you can upload, apart from disk space on the server. There is also a limit on how big each file can be according to your PHP configuration, but on on the combined size of all the videos. Your challenges in this project will be preparing the videos … Read more
There is a fix, to use plugin: Regenerate Thumbnail images. Try that, it might help.
WordPress Upload Speed
Cannot add multiple single images at once