diff --git a/public/static/settings.js b/public/static/settings.js
index 42b8a4b..fc0e118 100644
--- a/public/static/settings.js
+++ b/public/static/settings.js
@@ -1,5 +1,5 @@
 /**
- * This function handles the toggling of selections of all upstream search engines 
+ * This function handles the toggling of selections of all upstream search engines
  * options in the settings page under the tab engines.
  */
 function toggleAllSelection() {
@@ -8,12 +8,12 @@ function toggleAllSelection() {
     .forEach(
       (engine_checkbox) =>
         (engine_checkbox.checked =
-          document.querySelector('.select_all').checked)
+          document.querySelector('.select_all').checked),
     )
 }
 
 /**
- * This function adds the functionality to sidebar buttons to only show settings 
+ * This function adds the functionality to sidebar buttons to only show settings
  * related to that tab.
  * @param {HTMLElement} current_tab - The current tab that was clicked.
  */
@@ -43,20 +43,28 @@ function setClientSettings() {
 
   // Loop through all select tags and add their values to the cookie dictionary
   document.querySelectorAll('select').forEach((select_tag) => {
-    if (select_tag.name === 'themes') {
-      cookie_dictionary['theme'] = select_tag.value
-    } else if (select_tag.name === 'colorschemes') {
-      cookie_dictionary['colorscheme'] = select_tag.value
+    switch (select_tag.name) {
+      case 'themes':
+        cookie_dictionary['theme'] = select_tag.value
+        break
+      case 'colorschemes':
+        cookie_dictionary['colorscheme'] = select_tag.value
+        break
+      case 'safe_search_levels':
+        cookie_dictionary['safe_search_level'] = Number(select_tag.value)
+        break
     }
   })
 
   // Loop through all engine checkboxes and add their values to the cookie dictionary
   let engines = []
+
   document.querySelectorAll('.engine').forEach((engine_checkbox) => {
-    if (engine_checkbox.checked === true) {
+    if (engine_checkbox.checked) {
       engines.push(engine_checkbox.parentNode.parentNode.innerText.trim())
     }
   })
+
   cookie_dictionary['engines'] = engines
 
   // Set the expiration date for the cookie to 1 year from the current date
@@ -65,7 +73,7 @@ function setClientSettings() {
 
   // Save the cookie to the user's machine
   document.cookie = `appCookie=${JSON.stringify(
-    cookie_dictionary
+    cookie_dictionary,
   )}; expires=${expiration_date.toUTCString()}`
 
   // Display a success message to the user
@@ -79,9 +87,9 @@ function setClientSettings() {
 }
 
 /**
- * This functions gets the saved cookies if it is present on the user's machine If it 
- * is available then it is parsed and converted to an object which is then used to 
- * retrieve the preferences that the user had selected previously and is then loaded in the 
+ * This functions gets the saved cookies if it is present on the user's machine If it
+ * is available then it is parsed and converted to an object which is then used to
+ * retrieve the preferences that the user had selected previously and is then loaded in the
  * website otherwise the function does nothing and the default server side settings are loaded.
  */
 function getClientSettings() {
@@ -89,21 +97,19 @@ function getClientSettings() {
   let cookie = decodeURIComponent(document.cookie)
 
   // If the cookie is not empty, parse it and use it to set the user's preferences
-  if (cookie !== '') {
-    let cookie_value = decodeURIComponent(document.cookie)
+  if (cookie.length) {
+    let cookie_value = cookie
       .split(';')
       .map((item) => item.split('='))
       .reduce((acc, [_, v]) => (acc = JSON.parse(v)) && acc, {})
 
     // Loop through all link tags and update their href values to match the user's preferences
-    let links = Array.from(document.querySelectorAll('link')).forEach(
-      (item) => {
-        if (item.href.includes('static/themes')) {
-          item.href = `static/themes/${cookie_value['theme']}.css`
-        } else if (item.href.includes('static/colorschemes')) {
-          item.href = `static/colorschemes/${cookie_value['colorscheme']}.css`
-        }
+    Array.from(document.querySelectorAll('link')).forEach((item) => {
+      if (item.href.includes('static/themes')) {
+        item.href = `static/themes/${cookie_value['theme']}.css`
+      } else if (item.href.includes('static/colorschemes')) {
+        item.href = `static/colorschemes/${cookie_value['colorscheme']}.css`
       }
-    )
+    })
   }
 }