If each plugin/theme functions on its own, then you should probably drop the the library in every theme/plugin. Then just check to see if it a class or function from the third-party library exists before requiring it. <?php if( class_exists( ‘SomeClass’ ) ) { // require/include here } or <?php if( function_exists( ‘some_function’ ) ) … Read more
Avoid direct upload WordPress doesn’t scan upload directory for new files, instead use WordPress media uploader to add files WordPress automatically creates folder and store them accordingly. But you can use this plugin to import those uploaded files into WordPress, it should help you https://wordpress.org/plugins/add-from-server/
To remove the medium_large image size you can try to remove it with the intermediate_image_sizes filter: add_filter( ‘intermediate_image_sizes’, function( $sizes ) { return array_filter( $sizes, function( $val ) { return ‘medium_large’ !== $val; // Filter out ‘medium_large’ } ); } ); Not sure if you’re trying to remove all the intermediate sizes, but then you … Read more