diff --git a/app/assets/javascripts/polyfills.js b/app/assets/javascripts/polyfills.js
index ae035af4dc2..6f121232fc3 100644
--- a/app/assets/javascripts/polyfills.js
+++ b/app/assets/javascripts/polyfills.js
@@ -47,71 +47,6 @@ if (!String.prototype.padEnd) {
   };
 }
 
-// Needed for iOS 9.3
-// https://developer.mozilla.org/en-US/docs/Web/JavaScript/Reference/Global_Objects/Object/entries
-if (!Object.entries) {
-  Object.entries = function (obj) {
-    var ownProps = Object.keys(obj),
-      i = ownProps.length,
-      resArray = new Array(i); // preallocate the Array
-    while (i--) resArray[i] = [ownProps[i], obj[ownProps[i]]];
-
-    return resArray;
-  };
-}
-
-// Needed for iOS 9.3
-// adapted from https://developer.mozilla.org/en-US/docs/Web/JavaScript/Reference/Global_Objects/Object/entries
-if (!Object.values) {
-  Object.values = function (obj) {
-    var ownProps = Object.keys(obj),
-      i = ownProps.length,
-      resArray = new Array(i); // preallocate the Array
-    while (i--) resArray[i] = obj[ownProps[i]];
-
-    return resArray;
-  };
-}
-
-// Needed for iOS 9.3
-// https://developer.mozilla.org/fr/docs/Web/API/NodeList/forEach
-if (window.NodeList && !NodeList.prototype.forEach) {
-  NodeList.prototype.forEach = function (callback, thisArg) {
-    thisArg = thisArg || window;
-    for (var i = 0; i < this.length; i++) {
-      callback.call(thisArg, this[i], i, this);
-    }
-  };
-}
-
-// Needed for iOS 9.3
-// from: https://github.com/jserz/js_piece/blob/master/DOM/ChildNode/before()/before().md
-(function (arr) {
-  arr.forEach(function (item) {
-    if (item.hasOwnProperty("before")) {
-      return;
-    }
-    Object.defineProperty(item, "before", {
-      configurable: true,
-      enumerable: true,
-      writable: true,
-      value: function before() {
-        var argArr = Array.prototype.slice.call(arguments),
-          docFrag = document.createDocumentFragment();
-
-        argArr.forEach(function (argItem) {
-          var isNode = argItem instanceof Node;
-          docFrag.appendChild(
-            isNode ? argItem : document.createTextNode(String(argItem))
-          );
-        });
-
-        this.parentNode.insertBefore(docFrag, this);
-      },
-    });
-  });
-})([Element.prototype, CharacterData.prototype, DocumentType.prototype]);
-
 // Needed for Safari 15.2 and below
 // from: https://github.com/iamdustan/smoothscroll
 (function () {