diff --git a/themes/Ying/layouts/_default/circles.html b/themes/Ying/layouts/_default/circles.html
index f1e6cd73..eeb2f564 100644
--- a/themes/Ying/layouts/_default/circles.html
+++ b/themes/Ying/layouts/_default/circles.html
@@ -467,6 +467,9 @@
         document.addEventListener('pjax:send', cleanup);
 
         const updateTooltip = (e) => {
+            // Disable tooltip on mobile devices
+            if (window.innerWidth <= 768) return;
+
             const item = e.target.closest('.fc-item');
             if (item) {
                 const desc = item.getAttribute('data-desc');