diff --git a/html/index.php b/html/index.php
index cdc28bb..bb85c1e 100644
--- a/html/index.php
+++ b/html/index.php
@@ -15,7 +15,23 @@
 	// Table ID to relate to the datatable, as identified in the <table> and in the <script>, needed to identify which tables to make into datatables
 	$datatables_table_id = 'contacts';
 	// No datatable option required for this page
-	$datatables_option = null;
+	$datatables_option = 'dom: \'Bfrtip\', // Define the layout for buttons and table controls
+        buttons: [
+            \'csv\', // CSV Export button
+            {
+                extend: \'colvis\', // Column visibility button
+                columns: \':not(.noVis)\', // Exclude columns with the class `noVis`
+                collectionLayout: \'four-column\', // Control layout of the visibility dropdown
+                text: \'Column visibility\', // Text for the button
+                titleAttr: \'Select columns to display\' // Tooltip for the button
+            }
+        ],
+        columnDefs: [
+            {
+                targets: 1, // Column index to apply class `noVis`
+                className: \'noVis\' // Add this class for exclusion in the visibility button
+            }
+        ]';
 	
 	// Obtain all contacts from the database, which will be used to populate the table
 	$contacts = new Contact();
@@ -32,11 +48,24 @@
 			<!-- CONTENT -->
 			<?php $session->output_message(); ?>
 			
-			<table id="<?php echo $datatables_table_id; ?>">
+			<table class="display nowrap" id="<?php echo $datatables_table_id; ?>">
+				<?php
+					if (date_default_timezone_get()) {
+						echo 'date_default_timezone_set: ' . date_default_timezone_get() . '<br />';
+					}
+
+					if (ini_get('date.timezone')) {
+						echo 'date.timezone: ' . ini_get('date.timezone');
+					}
+				?>
 				<thead>
 					<tr>
 						<th>Name</th>
+						<th>Address</th>
+						<th>Address Line 2</th>
 						<th>Town</th>
+						<th>Postal Code</th>
+						<th>State</th>
 						<th>Mobile Number</th>
 						<th>Email Address</th>
 						<th>Actions</th>
@@ -49,7 +78,11 @@
 				?>
 					<tr>
 						<td><?php echo htmlentities($contacts->full_name($contact["first_name"], $contact["middle_name"], $contact["last_name"])); ?></td>
+						<td><?php echo htmlentities($contact["address_line_1"]); ?></td>
+						<td><?php echo htmlentities($contact["address_line_2"]); ?></td>
 						<td><?php echo htmlentities($contact["address_town"]); ?></td>
+						<td><?php echo htmlentities($contact["address_post_code"]); ?></td>
+						<td><?php echo htmlentities($contact["address_county"]); ?></td>
 						<td><?php if(!empty($contact["contact_number_mobile"])) { echo htmlentities($contacts->format_phone_number($contact["contact_number_mobile"])); } else { echo "NOT SPECIFIED"; }; ?></td>
 						<td><?php if(!empty($contact["contact_email"])) { echo "<a href=\"mailto:" . htmlentities($contact["contact_email"]) . "\">" .  htmlentities($contact["contact_email"]) . "</a>"; } else { echo "NOT SPECIFIED"; }; ?></td>
 						<td><a href="<?php echo PAGELINK_CONTACTSVIEW; ?>?i=<?php echo urlencode($contact["contact_id"]); ?>">View</a></td>
diff --git a/includes/layout.head.inc.php b/includes/layout.head.inc.php
index 64fffef..7a63796 100644
--- a/includes/layout.head.inc.php
+++ b/includes/layout.head.inc.php
@@ -10,8 +10,15 @@
 			$datatables_source = <<<FILEDOC
 		
 		<!-- DataTables -->
-		<link rel="stylesheet" type="text/css" href="assets/DataTables/1.10.15/css/jquery.dataTables.css">
-		<script type="text/javascript" charset="utf8" src="assets/DataTables/1.10.15/js/jquery.dataTables.js"></script>
+		<link rel="stylesheet" href="https://cdn.datatables.net/1.13.5/css/jquery.dataTables.min.css">
+		<link rel="stylesheet" href="https://cdn.datatables.net/buttons/2.4.1/css/buttons.dataTables.min.css">
+
+		<script src="https://code.jquery.com/jquery-3.6.4.min.js"></script>
+		<script src="https://cdn.datatables.net/1.13.5/js/jquery.dataTables.min.js"></script>
+		<script src="https://cdn.datatables.net/buttons/2.4.1/js/dataTables.buttons.min.js"></script>
+		<script src="https://cdn.datatables.net/buttons/2.4.1/js/buttons.colVis.min.js"></script>
+		<script src="https://cdn.datatables.net/buttons/2.4.1/js/buttons.html5.min.js"></script>
+
 		
 FILEDOC;
 			echo $datatables_source;