We don't support IE

client/src/index.html

@@ -49,12 +49,20 @@
     </div>
 
     <script type="text/javascript">
-      window.onerror = function () {
+      function displayIncompatibleBrowser () {
         var elem = document.getElementById('incompatible-browser')
         if (elem.className.indexOf('browser-ok') === -1) {
           elem.style.display = 'block'
         }
       }
+
+      window.onerror = function () {
+        displayIncompatibleBrowser()
+      }
+
+      if (/MSIE|Trident/.test(window.navigator.userAgent) ) {
+        displayIncompatibleBrowser()
+      }
     </script>
 
     <my-app>