diff -r 3d4e9c994f10 -r a86126ab1dd4 wp/wp-admin/index.php
--- a/wp/wp-admin/index.php	Tue Oct 22 16:11:46 2019 +0200
+++ b/wp/wp-admin/index.php	Tue Dec 15 13:49:49 2020 +0100
@@ -7,10 +7,10 @@
  */
 
 /** Load WordPress Bootstrap */
-require_once( dirname( __FILE__ ) . '/admin.php' );
+require_once __DIR__ . '/admin.php';
 
 /** Load WordPress dashboard API */
-require_once( ABSPATH . 'wp-admin/includes/dashboard.php' );
+require_once ABSPATH . 'wp-admin/includes/dashboard.php';
 
 wp_dashboard_setup();
 
@@ -44,7 +44,7 @@
 	)
 );
 
-// Help tabs
+// Help tabs.
 
 $help  = '<p>' . __( 'The left-hand navigation menu provides links to all of the WordPress administration screens, with submenu items displayed on hover. You can minimize this menu to a narrow icon strip by clicking on the Collapse Menu arrow at the bottom.' ) . '</p>';
 $help .= '<p>' . __( 'Links in the Toolbar at the top of the screen connect your dashboard and the front end of your site, and provide access to your profile and helpful WordPress information.' ) . '</p>';
@@ -83,7 +83,7 @@
 }
 
 $help .= '<p>' . sprintf(
-	/* translators: %s: WordPress Planet URL */
+	/* translators: %s: WordPress Planet URL. */
 	__( '<strong>WordPress Events and News</strong> &mdash; Upcoming events near you as well as the latest news from the official WordPress project and the <a href="%s">WordPress Planet</a>.' ),
 	__( 'https://planet.wordpress.org/' )
 ) . '</p>';
@@ -104,23 +104,52 @@
 
 $screen->set_help_sidebar(
 	'<p><strong>' . __( 'For more information:' ) . '</strong></p>' .
-	'<p>' . __( '<a href="https://codex.wordpress.org/Dashboard_Screen">Documentation on Dashboard</a>' ) . '</p>' .
+	'<p>' . __( '<a href="https://wordpress.org/support/article/dashboard-screen/">Documentation on Dashboard</a>' ) . '</p>' .
 	'<p>' . __( '<a href="https://wordpress.org/support/">Support</a>' ) . '</p>'
 );
 
-include( ABSPATH . 'wp-admin/admin-header.php' );
+require_once ABSPATH . 'wp-admin/admin-header.php';
 ?>
 
 <div class="wrap">
 	<h1><?php echo esc_html( $title ); ?></h1>
 
+	<?php
+	if ( ! empty( $_GET['admin_email_remind_later'] ) ) :
+		/** This filter is documented in wp-login.php */
+		$remind_interval = (int) apply_filters( 'admin_email_remind_interval', 3 * DAY_IN_SECONDS );
+		$postponed_time  = get_option( 'admin_email_lifespan' );
+
+		/*
+		 * Calculate how many seconds it's been since the reminder was postponed.
+		 * This allows us to not show it if the query arg is set, but visited due to caches, bookmarks or similar.
+		 */
+		$time_passed = time() - ( $postponed_time - $remind_interval );
+
+		// Only show the dashboard notice if it's been less than a minute since the message was postponed.
+		if ( $time_passed < MINUTE_IN_SECONDS ) :
+			?>
+		<div class="notice notice-success is-dismissible">
+			<p>
+				<?php
+				printf(
+					/* translators: %s: Human-readable time interval. */
+					__( 'The admin email verification page will reappear after %s.' ),
+					human_time_diff( time() + $remind_interval )
+				);
+				?>
+			</p>
+		</div>
+		<?php endif; ?>
+	<?php endif; ?>
+
 <?php
 if ( has_action( 'welcome_panel' ) && current_user_can( 'edit_theme_options' ) ) :
 	$classes = 'welcome-panel';
 
-	$option = get_user_meta( get_current_user_id(), 'show_welcome_panel', true );
-	// 0 = hide, 1 = toggled to show or single site creator, 2 = multisite site owner
-	$hide = 0 == $option || ( 2 == $option && wp_get_current_user()->user_email != get_option( 'admin_email' ) );
+	$option = (int) get_user_meta( get_current_user_id(), 'show_welcome_panel', true );
+	// 0 = hide, 1 = toggled to show or single site creator, 2 = multisite site owner.
+	$hide = ( 0 === $option || ( 2 === $option && wp_get_current_user()->user_email !== get_option( 'admin_email' ) ) );
 	if ( $hide ) {
 		$classes .= ' hidden';
 	}
@@ -153,4 +182,4 @@
 <?php
 wp_print_community_events_templates();
 
-require( ABSPATH . 'wp-admin/admin-footer.php' );
+require_once ABSPATH . 'wp-admin/admin-footer.php';