Using the following snippet, you will be able to modify size of embedded videos in WordPress.
1 2 3 4 5 6 | function mycustom_embed_defaults($embed_size){ $embed_size['width'] = 586; // Adjust values to your needs $embed_size['height'] = 500; return $embed_size; } add_filter('embed_defaults', 'mycustom_embed_defaults'); |
Snippet Source/Credit: Shailan