diff --git a/README.md b/README.md
index 3820fee..1dce87a 100644
--- a/README.md
+++ b/README.md
@@ -4,7 +4,7 @@ Tags: search, full screen search, morphing  search, search overlay,  jQuery UI a
 Requires at least: 4.6  
 Tested up to: 5.0  
 Requires PHP: 5.6  
-Stable tag: 2.1  
+Stable tag: 2.2  
 License: GPLv2 or later  
 License URI: https://www.gnu.org/licenses/gpl-2.0.html
 
@@ -14,6 +14,8 @@ Responsive Full Screen Morphing Search Page Overlay With Predictive Autocomplete
 
 ### Full Screen Morphing Search
 
+**Please Read The <a href="https://wordpress.org/plugins/full-screen-morphing-search/#faq" title="Frequently Asked Questions">FAQ</a>**
+
 Effect for any WordPress search input that morphs into a fullscreen overlay.  
 Enlarge the search input and show 5 most recent posts, 5 most used categories and tags with counter.  
 Once the input is clicked, the whole search element expands to a fullscreen overlay.  
@@ -59,6 +61,13 @@ The tag icon is made by <a href="https://www.flaticon.com/authors/freepik" title
 
 ## Frequently Asked Questions
 
+### Getting an Error After Updating to Version 2.1 and Above !
+1- Open the Customizer (click on Customize in wp admin bar).  
+2- Open 'FSMS Plugin' panel then open 'FSMS Icons' section.  
+3- Replace the 3 default icons, uncheck the 3 checkboxes.  
+4- Publish.  
+5- Now you can change this options as you like with no errors.
+
 ### Recent posts thumbnails are not round !
 
 You will have to use a thumbnail regenerator.  
@@ -79,7 +88,7 @@ Take a look at the <a href="https://github.com/LebCit/full-screen-morphing-searc
 
 First make sure that you have used a thumbnail regenerator, see first FAQ.  
 Then, click on the checkbox option **Icon/Image Round or Not ?!**  
-If the new Icon/Image is already round (like the default one of category anf tag), this option will have no effect !
+If the new Icon/Image is already round (like the default one of category and tag), this option will have no effect !
 
 ### Autocomplete predicts only posts and pages !
 
@@ -117,6 +126,10 @@ Old screenshot.
 
 ## Changelog
 
+### 2.2 =
+* Corrected MutationObserver for categories and tags icons.
+* Updated readme FAQ section for Undefined index Error.
+
 ### 2.1 =
 * Added ability to change icons from Customizer.
 * Added ability to change input text color.
diff --git a/full-screen-morphing-search.php b/full-screen-morphing-search.php
index dc8a8ae..d5cfc1a 100644
--- a/full-screen-morphing-search.php
+++ b/full-screen-morphing-search.php
@@ -2,7 +2,7 @@
 /**
  * Plugin Name: Full Screen Morphing Search
  * Plugin URI: http://tympanus.net/codrops/2014/11/04/simple-morphing-search/
- * Version: 2.1
+ * Version: 2.2
  * Author: LebCit
  * Author URI: https://lebcit.tk/
  * Text Domain: full-screen-morphing-search
diff --git a/readme.txt b/readme.txt
index 4c626ac..53e40a2 100644
--- a/readme.txt
+++ b/readme.txt
@@ -4,7 +4,7 @@ Tags: search, full screen search, morphing search, search overlay,  jQuery UI au
 Requires at least: 4.6
 Tested up to: 5.0
 Requires PHP: 5.6
-Stable tag: 2.1
+Stable tag: 2.2
 License: GPLv2 or later
 License URI: https://www.gnu.org/licenses/gpl-2.0.html
 
@@ -14,6 +14,8 @@ Responsive Full Screen Morphing Search Page Overlay With Predictive Autocomplete
 
 = Full Screen Morphing Search =
 
+**Please Read The <a href="https://wordpress.org/plugins/full-screen-morphing-search/#faq" title="Frequently Asked Questions">FAQ</a>**
+
 Effect for any WordPress search input that morphs into a fullscreen overlay.  
 Enlarge the search input and show 5 most recent posts, 5 most used categories and tags with counter.  
 Once the input is clicked, the whole search element expands to a fullscreen overlay.  
@@ -59,6 +61,13 @@ The tag icon is made by <a href="https://www.flaticon.com/authors/freepik" title
 
 == Frequently Asked Questions ==
 
+= Getting an Error After Updating to Version 2.1 and Above ! =
+1- Open the Customizer (click on Customize in wp admin bar).  
+2- Open 'FSMS Plugin' panel then open 'FSMS Icons' section.  
+3- Replace the 3 default icons, uncheck the 3 checkboxes.  
+4- Publish.  
+5- Now you can change this options as you like with no errors.
+
 = Recent posts thumbnails are not round ! =
 
 You will have to use a thumbnail regenerator.  
@@ -75,11 +84,11 @@ First, you'll have to type something in the input,
 then choose the desired color.  
 Take a look at the <a href="https://wordpress.org/plugins/full-screen-morphing-search/#screenshots" title="Screenshots">Screenshots</a>.
 
-= How to change the shape of **New Icon/Image** ? =
+= How to change the shape of New Icon/Image ? =
 
 First make sure that you have used a thumbnail regenerator, see first FAQ.  
 Then, click on the checkbox option **Icon/Image Round or Not ?!**  
-If the new Icon/Image is already round (like the default one of category anf tag), this option will have no effect !
+If the new Icon/Image is already round (like the default one of category and tag), this option will have no effect !
 
 = Autocomplete predicts only posts and pages ! =
 
@@ -105,6 +114,10 @@ The third column shows the top 5 used tags and how many posts each tag has.
 
 == Changelog ==
 
+= 2.2 =
+* Corrected MutationObserver for categories and tags icons.
+* Updated readme FAQ section for Undefined index Error.
+
 = 2.1 =
 * Added ability to change icons from Customizer.
 * Added ability to change input text color.