public static function notice_bar_display() {
		if ( pum_is_all_popups_page() && 0 === count( pum_enabled_extensions() ) ) {
			$message = sprintf(
				/* translators: %s - Wraps ending in link to pricing page. */
				esc_html__( 'You are using the free version of Popup Maker. To get even more value, consider %1$supgrading to our premium plans%2$s.', 'popup-maker' ),
				'<a href="https://wppopupmaker.com/pricing/?utm_source=upsell-notice-bar&utm_medium=text-link&utm_campaign=upsell" target="_blank" rel="noopener noreferrer">',
				'</a>'
			);
			?>
			<div class="pum-notice-bar-wrapper">
				<div class="pum-notice-bar">
					<span class="pum-notice-bar-message">
						<?php
						echo wp_kses(
							$message,
							array(
								'a' => array(
									'href'   => array(),
									'rel'    => array(),
									'target' => array(),
								),
							)
						);
						?>
					</span>
				</div>
			</div>
			<?php
		}
	}