Disable block and pattern suggestions in WordPress on child sites.
Snippet Type
Execute on Child Sites
Snippet
remove_action( 'enqueue_block_editor_assets', 'wp_enqueue_editor_block_directory_assets' );
remove_action( 'enqueue_block_editor_assets', 'gutenberg_enqueue_block_editor_assets_block_directory' );
remove_theme_support( 'core-block-patterns' );