diff --git a/class/init.php b/class/init.php
index 76d346a..3f67ff7 100644
--- a/class/init.php
+++ b/class/init.php
@@ -151,7 +151,7 @@ class MCI_Footnotes {
             'mci-footnotes-css-public',
             plugins_url('../css/public.css', __FILE__),
             '',
-            '2.1.1d3'
+            '2.1.1d4'
         );
     }
 
diff --git a/css/public.css b/css/public.css
index 8f14bec..d45198f 100755
--- a/css/public.css
+++ b/css/public.css
@@ -4,9 +4,9 @@
  * Created-Date: 15.05.14
  * Created-Time: 16:21
  * Since: 1.0
- * Version: 2.1.1d3
+ * Version: 2.1.1d4
  *
- * Last modified: 2020-11-11T2146+0100
+ * Last modified: 2020-11-12T0539+0100
  */
  
  
diff --git a/css/settings.css b/css/settings.css
index b6c0cac..55a9800 100755
--- a/css/settings.css
+++ b/css/settings.css
@@ -4,9 +4,9 @@
  * Created-Date: 15.05.14
  * Created-Time: 16:21
  * Since: 1.0
- * Version: 2.1.1d3
+ * Version: 2.1.1d4
  *
- * Last modified: 2020-11-11T2145+0100
+ * Last modified: 2020-11-12T0539+0100
  */
 
 
diff --git a/footnotes.php b/footnotes.php
index 2a8c5ec..834fc74 100755
--- a/footnotes.php
+++ b/footnotes.php
@@ -4,7 +4,7 @@
     Plugin URI: https://wordpress.org/plugins/footnotes/
     Description: time to bring footnotes to your website! footnotes are known from offline publishing and everybody takes them for granted when reading a magazine.
     Author: Mark Cheret
-    Version: 2.1.1d3
+    Version: 2.1.1d4
     Author URI: http://cheret.de/plugins/footnotes-2/
     Text Domain: footnotes
     Domain Path: /languages
diff --git a/js/jquery.tools.min.js b/js/jquery.tools.min.js
index 885fb3b..d34b477 100644
--- a/js/jquery.tools.min.js
+++ b/js/jquery.tools.min.js
@@ -21,20 +21,40 @@
  * 
  * -----
  * 
- * Added jQueryUI and checks whether a.browser exists
+ * Added jQueryUI and checks whether jQuery.browser exists
  * Following @vonpiernik <https://wordpress.org/support/topic/tooltip-hover-not-showing/#post-13456762>
  * 2020-10-26T2005+0100
- * Last modified: 2020-10-26T2006+0100
+ * 
+ * Removed usage of jQuery browser check function   2020-11-12T0127+0100
+ * ‾‾‾‾‾‾‾‾‾‾‾‾‾‾‾‾‾‾‾‾‾‾‾‾‾‾‾‾‾‾‾‾‾‾‾‾‾‾‾‾‾‾‾‾‾‾
+ * See also on the Forum, lastly <https://wordpress.org/support/topic/jquery-issues-13/>
+ * 
+ * #1  (54) This was only a tweak to adjust width and height in Internet Explorer.
+ * 
+ * #2 (226) This was only for very old Internet Explorer (older than IE8).
+ * 
+ * #3 (266) This was only about a naming convention of Firefox: 'DOMMouseScroll' vs 'mousewheel',
+ *          or 'mousemove' in very old Firefox (older than v1.9).
+ *          When making jQuery.browser optional, an 'if(a.browser)' condition was added around.
+ * 
+ * #4 (293) This disabled fade-in for Internet Explorer other than FadeIE.
+ * 
+ * #5 (296) This disabled fade-out for Internet Explorer other than FadeIE.
+ * 
+ * #6 (420) This disabled slide-fade for Internet Explorer.
+ *          Browsers not supporting an effect simply don’t execute it, they won’t throw an error.
+ * 
+ * Last modified: 2020-11-12T0537+0100
  */
 (function (a) {
 	a.tools = a.tools || {version: "v1.2.7"};
 	var b;
 	b = a.tools.expose = {conf: {maskId: "exposeMask", loadSpeed: "slow", closeSpeed: "fast", closeOnClick: !0, closeOnEsc: !0, zIndex: 9998, opacity: .8, startOpacity: 0, color: "#fff", onLoad: null, onClose: null}};
 	function c() {
-		if (a.browser && a.browser.msie) {
+		/*if (a.browser && a.browser.msie) {
 			var b = a(document).height(), c = a(window).height();
 			return[window.innerWidth || document.documentElement.clientWidth || document.body.clientWidth, b - c < 20 ? c : b]
-		}
+		}*/
 		return[a(document).width(), a(document).height()]
 	}
 
@@ -203,10 +223,10 @@
 (function (a) {
 	var b, c, d, e;
 	a.tools = a.tools || {version: "v1.2.7"}, a.tools.history = {init: function (g) {
-		e || (a.browser && a.browser.msie && a.browser.version < "8" ? c || (c = a("<iframe/>").attr("src", "javascript:false;").hide().get(0), a("body").append(c), setInterval(function () {
+		e || (/*a.browser && a.browser.msie && a.browser.version < "8" ? c || (c = a("<iframe/>").attr("src", "javascript:false;").hide().get(0), a("body").append(c), setInterval(function () {
 			var d = c.contentWindow.document, e = d.location.hash;
 			b !== e && a(window).trigger("hash", e)
-		}, 100), f(location.hash || "#")) : setInterval(function () {
+		}, 100), f(location.hash || "#")) :*/ setInterval(function () {
 			var c = location.hash;
 			c !== b && a(window).trigger("hash", c)
 		}, 100), d = d ? d.add(g) : g, g.click(function (b) {
@@ -243,9 +263,7 @@
 	}, teardown: function () {
 		a.event.remove(this, b, c)
 	}};
-	if (a.browser) {
-		var b = a.browser.mozilla ? "DOMMouseScroll" + (a.browser.version < "1.9" ? " mousemove" : "") : "mousewheel";
-	}
+	var b = /*a.browser.mozilla ? "DOMMouseScroll" + (a.browser.version < "1.9" ? " mousemove" : "") :*/ "mousewheel";
 
 	function c(b) {
 		switch (b.type) {
@@ -272,10 +290,10 @@
 		this.getTip().hide(), a.call()
 	}], fade: [function (b) {
 		var c = this.getConf();
-		!(a.browser && a.browser.msie) || c.fadeIE ? this.getTip().fadeTo(c.fadeInSpeed, c.opacity, b) : (this.getTip().show(), b())
+		/*!(a.browser && a.browser.msie) || c.fadeIE ?*/ this.getTip().fadeTo(c.fadeInSpeed, c.opacity, b) /*: (this.getTip().show(), b())*/
 	}, function (b) {
 		var c = this.getConf();
-		!(a.browser && a.browser.msie) || c.fadeIE ? this.getTip().fadeOut(c.fadeOutSpeed, b) : (this.getTip().hide(), b())
+		/*!(a.browser && a.browser.msie) || c.fadeIE ?*/ this.getTip().fadeOut(c.fadeOutSpeed, b) /*: (this.getTip().hide(), b())*/
 	}]};
 
 	function c(b, c, d) {
@@ -399,7 +417,7 @@
 })(jQuery);
 (function (a) {
 	var b = a.tools.tooltip;
-	a.extend(b.conf, {direction: "up", bounce: !1, slideOffset: 10, slideInSpeed: 200, slideOutSpeed: 200, slideFade: !(a.browser && a.browser.msie)});
+	a.extend(b.conf, {direction: "up", bounce: !1, slideOffset: 10, slideInSpeed: 200, slideOutSpeed: 200, slideFade: true /*!(a.browser && a.browser.msie)*/});
 	var c = {up: ["-", "top"], down: ["+", "top"], left: ["-", "left"], right: ["+", "left"]};
 	b.addEffect("slide", function (a) {
 		var b = this.getConf(), d = this.getTip(), e = b.slideFade ? {opacity: b.opacity} : {}, f = c[b.direction] || c.up;
diff --git a/readme.txt b/readme.txt
index 417f621..f124cd2 100755
--- a/readme.txt
+++ b/readme.txt
@@ -80,6 +80,10 @@ Visit this swift write-up from a **footnotes** user by the name of **Southwest**
 
 == Changelog ==
 
+= 2.1.1d4 =
+- Add: UI: Tooltips: added delay (400ms) before fade-out to improve usability of links and Read-on button
+- Update: Libraries: jQuery Tools: redacted jQuery.browser function use in js/jquery.tools.min.js
+
 = 2.1.1d3 =
 - Add: UI: Tooltips: experimental optional alternative CSS/JS implementation
 
diff --git a/templates/public/tooltip.html b/templates/public/tooltip.html
index da2e4db..f53ad57 100644
--- a/templates/public/tooltip.html
+++ b/templates/public/tooltip.html
@@ -5,6 +5,7 @@
         effect: 'fade',
         predelay: 0,
         fadeInSpeed: 200,
+        delay: 400,
         fadeOutSpeed: 200,
         position: '[[position]]',
         relative: true,