Ticket #65744: fixed-panel.diff

src/js/_enqueues/admin/common.js

@@ -698 +698 @@
         panel = $( link.attr('href') );
 
         // Panels.
-        $('.help-tab-content').not( panel ).removeClass('active').hide();
-        panel.addClass('active').show();
+        $('.help-tab-content').not( panel ).removeClass('active');
+        panel.addClass('active');
 });
 
 /**

src/wp-admin/css/common.css

@@ -2090 +2090 @@
 }
 
 .contextual-help-tabs-wrap {
+        display: grid;
         padding: 0 20px;
         overflow: auto;
 }
 
 .help-tab-content {
-        display: none;
+        display: block;
+        grid-column: 1;
+        grid-row: 1;
+        visibility: hidden;
+        pointer-events: none;
         margin: 0 22px 12px 0;
         line-height: 1.6;
 }
 
 .help-tab-content.active {
-        display: block;
+        visibility: visible;
+        pointer-events: auto;
 }
 
 .help-tab-content ul li {