diff --git a/README.md b/README.md
index a1271ba..03f421c 100644
--- a/README.md
+++ b/README.md
@@ -37,7 +37,7 @@ Download the `nightingale-companion.zip` from this repository. Install this to y
  - REMOVED - [LoadCSS](https://github.com/filamentgroup/loadCSS) - this uses the loadcss javascript library which defers
   loading of
   your stylesheets to after the main html has loaded. This increases the speed of time to interaction for your pages
- - [InstantPage](https://github.com/instantpage/instant.page) - this uses the instantpage javascript library to trigger
+ - REMOVED - [InstantPage](https://github.com/instantpage/instant.page) - this uses the instantpage javascript library to trigger
  pages preloading when a user hovers their mouse over links. This does not, in fact increase load times but does appear perception of load times as those few partial
   seconds pre click are actually being used to start loading the next page.
  - REMOVED - Javascript Loading - Defaultss to native WP loading, but you can choose to instead:
diff --git a/composer.json b/composer.json
index b231f61..a3e2fc3 100644
--- a/composer.json
+++ b/composer.json
@@ -1,6 +1,6 @@
 {
   "name": "nhsleadership/nightingale-companion",
-  "version": "1.3.5",
+  "version": "1.3.6",
   "dist": {
     "url": "https://github.com/NHSLeadership/nightingale-companion/archive/master.zip",
     "type": "zip"
diff --git a/nightingale-companion.php b/nightingale-companion.php
index facfff1..cd84c70 100644
--- a/nightingale-companion.php
+++ b/nightingale-companion.php
@@ -7,7 +7,7 @@
 * License: GPL v3
 * Requires at least: 5.0
 * Tested up to: 6.0
-* Version: 1.3.5
+* Version: 1.3.6
 *
 * @package nightingale-companion
 */
@@ -65,7 +65,6 @@ function nightingale_companion_activate() {
 function nightingale_companion_default_values() {
 	$defaults = array(
 		'loadcss'                      => 'on', // Enable Load CSS
-		'instantpage'                  => 'on', // Enable InstantPage
 		'javascript_loading'           => 'none', // Enable Defer JS
 		'browser_cache'                => '43200', // Set Browser Cache to 12 hours
 		'disable_emojis'               => 'on', // Disable Emojis
diff --git a/package-lock.json b/package-lock.json
index 263170f..80526fc 100644
--- a/package-lock.json
+++ b/package-lock.json
@@ -1,12 +1,12 @@
 {
   "name": "nightingale-companion",
-  "version": "1.3.5",
+  "version": "1.3.6",
   "lockfileVersion": 2,
   "requires": true,
   "packages": {
     "": {
       "name": "nightingale-companion",
-      "version": "1.3.5",
+      "version": "1.3.6",
       "license": "GPL-3.0-or-later",
       "devDependencies": {
         "jsdoc": "^3.6.7",
diff --git a/package.json b/package.json
index 3bd0dd2..ead9833 100644
--- a/package.json
+++ b/package.json
@@ -1,6 +1,6 @@
 {
   "name": "nightingale-companion",
-  "version": "1.3.5",
+  "version": "1.3.6",
   "license": "GPL-3.0-or-later",
   "main": "nightingale-companion.php",
   "scripts": {
diff --git a/performance/instantpage.php b/performance/instantpage.php
deleted file mode 100644
index 3a7e66f..0000000
--- a/performance/instantpage.php
+++ /dev/null
@@ -1,21 +0,0 @@
-<?php
-/**
- * Instant Page - start loading a page as soon as a mouse hovers over a link to speed up load time..
- *
- * @package nightingale-companion
- * @copyright NHS Leadership Academy, Nick Summerfield
- * @version 1.0 2nd June 2020
- */
-
-/**
- * Load in the instantpage javascript file to header inline.
- */
-function nightingale_companion_load_instantpage() {
-	wp_register_script( 'instantpage', plugins_url( 'js/instantpage.js', __FILE__ ), array(), '02062020', false ); // Register instantpage javascript function.
-	wp_enqueue_script( 'instantpage', plugins_url( 'js/instantpage.js', __FILE__ ), array(), '02062020', false ); // Queue it up.
-
-}
-
-add_action( 'wp_head', 'nightingale_companion_load_instantpage', 99 );
-add_action( 'login_head', 'nightingale_companion_load_instantpage', 99 );
-
diff --git a/performance/performance-enhancements.php b/performance/performance-enhancements.php
index c30b7b7..ea07ae7 100644
--- a/performance/performance-enhancements.php
+++ b/performance/performance-enhancements.php
@@ -9,10 +9,6 @@
 // load css stuff.
 // removed
 
-// instantpage stuff.
-if ( ( isset( $nightingale_companion_options[ 'instantpage' ] ) ) && ( $nightingale_companion_options[ 'instantpage' ] === 'on' ) ) {
-	require_once( plugin_dir_path( __FILE__ ) . 'instantpage.php' );
-}
 
 // defer JS loading to footer.
 // removed
diff --git a/readme.txt b/readme.txt
index 8529dfa..be9305c 100644
--- a/readme.txt
+++ b/readme.txt
@@ -4,7 +4,7 @@ Tags: theme, nightingale, nhs
 Plugin Name:: Nightingale Companion
 Requires at least: 5.0
 Tested up to: 6.0
-Stable tag: 1.3.5
+Stable tag: 1.3.6
 Requires PHP: 5.6
 License: GPLv3 or later
 License URI: https://www.gnu.org/licenses/gpl-3.0.html
@@ -22,7 +22,7 @@ enabled by default on installation but can be switched off easily via the admin
  - Disable Emojis - this disables the default emoji packages that ship with WordPress, which load on every single page
  of your site and impact performance and speed. This is a tiny tweak that has an incremental benefit.
  - LoadCSS - Removed as caused a number of conflicts with some WP plugins.
- - InstantPage - this uses the instantpage javascript library (https://github.com/instantpage/instant.page) to trigger
+ - InstantPage - Removed as causing multiple issues on the sites.
  pages preloading when a user hovers their mouse over links. This does not, in fact increase load times but does appear perception of load times as those few partial
   seconds pre click are actually being used to start loading the next page.
  - DeferJS - Removed as caused a number of conflicts with some WP plugins.
@@ -68,6 +68,10 @@ with sample content on a site running the Nightingale theme, this plgin and the
 
  == Changelog ==
 
+ = 1.3.6 =
+
+ -Removed InstantPage
+
  = 1.3.5 =
 
  -Fix php warning when there is no social sharing configured.
diff --git a/settings.php b/settings.php
index e26d105..c66af6f 100644
--- a/settings.php
+++ b/settings.php
@@ -82,12 +82,6 @@
 			'performance-options' => array(
 				'title'  => __( 'Performance Options', 'nightingale' ),
 				'fields' => array(
-					'instantpage'   => array(
-						'title'   => 'InstantPage',
-						'type'    => 'checkbox',
-						'checked' => 'true',
-						'text'    => 'Enable instantpage library - this starts a page loading when a mouse hovers over it which improves User Experience',
-					),
 					'disable_emojis'  => array(
 						'title'   => 'Disable Emojis',
 						'type'    => 'checkbox',