diff --git a/index.html b/index.html
index 39a32e3..05c6a09 100644
--- a/index.html
+++ b/index.html
@@ -1538,7 +1538,7 @@ <h1>Material You New Tab</h1>
                                                 type="text">
                                             <div class="bottom">
                                                 <a href="https://github.com/Minuga-RC/MYNT-CORS-Bypass-Proxy"
-                                                    id="HostproxyButton" target="_blank">Host your own proxy</a>
+                                                    id="HostproxyButton" target="_blank" rel="noopener noreferrer">Host your own proxy</a>
                                                 <button class="savebtn" id="saveproxy">Save</button>
                                             </div>
                                         </div>
@@ -1622,7 +1622,7 @@ <h1>Material You New Tab</h1>
 
                                             <div class="bottom">
                                                 <a href="https://prem-k-r.github.io/MaterialYouNewTab/privacy-policy.html"
-                                                    id="PrivacyPolicy" target="_blank">Privacy policy</a>
+                                                    id="PrivacyPolicy" target="_blank" rel="noopener noreferrer">Privacy policy</a>
                                                 <button class="savebtn" id="saveLoc">Save</button>
                                             </div>
                                         </div>
@@ -1648,7 +1648,7 @@ <h1>Material You New Tab</h1>
                                             <input id="userAPI" placeholder="Your weatherAPI key" type="text">
                                             <div class="bottom">
                                                 <a href="https://prem-k-r.github.io/MaterialYouNewTab/docs/Get_WeatherAPI_Key.html"
-                                                    id="LearnMoreButton" target="_blank">Learn more</a>
+                                                    id="LearnMoreButton" target="_blank" rel="noopener noreferrer">Learn more</a>
                                                 <button class="savebtn" id="saveAPI">Save</button>
                                             </div>
                                         </div>
@@ -1905,7 +1905,7 @@ <h1>Material You New Tab</h1>
                                 <div class="infoText" id="updateFirefoxHomepageInfo">To change your homepage
                                     like the new tab as well, visit <a
                                         href="https://github.com/prem-k-r/MaterialYouNewTab#-firefox"
-                                        target="_blank">this link</a> and follow the instructions.
+                                        target="_blank" rel="noopener noreferrer">this link</a> and follow the instructions.
                                 </div>
                             </div>
                         </div>
diff --git a/scripts/backup-restore.js b/scripts/backup-restore.js
index d7af821..156a56c 100644
--- a/scripts/backup-restore.js
+++ b/scripts/backup-restore.js
@@ -39,8 +39,6 @@ async function backupData() {
         document.body.appendChild(link);
         link.click();
         document.body.removeChild(link);
-
-        console.log("Backup completed successfully!");
     } catch (error) {
         await alertPrompt((translations[currentLanguage]?.failedbackup || translations["en"].failedbackup) + error.message);
     }
diff --git a/scripts/bookmarks.js b/scripts/bookmarks.js
index 7e8d5d8..833a5a7 100644
--- a/scripts/bookmarks.js
+++ b/scripts/bookmarks.js
@@ -29,7 +29,7 @@ const sortAlphabetical = document.getElementById("sortAlphabetical");
 const sortTimeAdded = document.getElementById("sortTimeAdded");
 let currentSortMethod = localStorage.getItem("bookmarkSortMethod") || 'title';
 
-var bookmarksAPI;
+let bookmarksAPI;
 if (isFirefox) {
     bookmarksAPI = browser.bookmarks;
 } else if (isChromiumBased) {
@@ -300,7 +300,7 @@ function setBookmarkFavicon(faviconElement, pageUrl) {
     };
 
     // Try browser-specific favicon first (Chromium only)
-    if (!isFirefox || !isOpera) {
+    if (!isFirefox && !isOpera) {
         faviconElement.src = `chrome-extension://${chrome.runtime.id}/_favicon/?pageUrl=${encodeURIComponent(pageUrl)}&size=32`;
         faviconElement.onerror = googleFallback;
     } else {
diff --git a/scripts/clock.js b/scripts/clock.js
index 83db59b..4e3a3b6 100644
--- a/scripts/clock.js
+++ b/scripts/clock.js
@@ -97,10 +97,10 @@ async function initializeClock() {
     let isFirstLoad = true;
 
     // Retrieve current time and calculate initial angles
-    var currentTime = new Date();
-    var initialSeconds = currentTime.getSeconds();
-    var initialMinutes = currentTime.getMinutes();
-    var initialHours = currentTime.getHours();
+    const currentTime = new Date();
+    const initialSeconds = currentTime.getSeconds();
+    const initialMinutes = currentTime.getMinutes();
+    const initialHours = currentTime.getHours();
 
     // Initialize cumulative rotations
     cumulativeSecondRotation = initialSeconds * 6;
@@ -123,22 +123,22 @@ async function initializeClock() {
 
     function updateDate() {
         if (clocktype === "analog") {
-            var currentTime = new Date();
-            var dayOfWeek = currentTime.getDay();
-            var dayOfMonth = currentTime.getDate();
-            var month = currentTime.getMonth();
+            const currentTime = new Date();
+            const dayOfWeek = currentTime.getDay();
+            const dayOfMonth = currentTime.getDate();
+            const month = currentTime.getMonth();
 
             // Define the current language
             const currentLanguage = getLanguageStatus("selectedLanguage") || "en";
 
             // Get the translated name of the day
-            var dayName = translations[currentLanguage]?.days?.[dayOfWeek] ?? translations["en"].days[dayOfWeek];
+            const dayName = translations[currentLanguage]?.days?.[dayOfWeek] ?? translations["en"].days[dayOfWeek];
 
             // Get the translated name of the month
-            var monthName = translations[currentLanguage]?.months?.[month] ?? translations["en"].months[month];
+            const monthName = translations[currentLanguage]?.months?.[month] ?? translations["en"].months[month];
 
             // Localize the day of the month
-            var localizedDayOfMonth = localizeNumbers(dayOfMonth.toString(), currentLanguage);
+            const localizedDayOfMonth = localizeNumbers(dayOfMonth.toString(), currentLanguage);
 
             // DATE DISPLAY FOR ANALOG CLOCK
             const dateDisplay = {
@@ -211,10 +211,10 @@ async function initializeClock() {
     }
 
     function updateanalogclock() {
-        var currentTime = new Date();
-        var currentSeconds = currentTime.getSeconds();
-        var currentMinutes = currentTime.getMinutes();
-        var currentHours = currentTime.getHours();
+        const currentTime = new Date();
+        const currentSeconds = currentTime.getSeconds();
+        const currentMinutes = currentTime.getMinutes();
+        const currentHours = currentTime.getHours();
 
         // Calculate the new rotation values
         let newSecondRotation = currentSeconds * 6; // 6° per second
diff --git a/scripts/search-suggestions.js b/scripts/search-suggestions.js
index 539aa9c..01bdcf1 100644
--- a/scripts/search-suggestions.js
+++ b/scripts/search-suggestions.js
@@ -210,7 +210,7 @@ let lastRedditRequestTime = 0;
 
 async function getAutocompleteSuggestions(query) {
     const clientParam = getClientParam(); // Get the browser client parameter dynamically
-    var selectedOption = document.querySelector('input[name="search-engine"]:checked').value;
+    const selectedOption = document.querySelector('input[name="search-engine"]:checked').value;
 
     // 🔒 Throttle Reddit API calls
     const now = Date.now();
diff --git a/scripts/search.js b/scripts/search.js
index b1b8f7a..392839f 100644
--- a/scripts/search.js
+++ b/scripts/search.js
@@ -217,11 +217,11 @@ function performSearch(query) {
                 }
             } catch (error) {
                 // Fallback to Google if an error occurs
-                var fallbackUrl = searchQueryURLs.engine1 + encodeURIComponent(searchTerm);
+                const fallbackUrl = searchQueryURLs.engine1 + encodeURIComponent(searchTerm);
                 window.location.href = fallbackUrl;
             }
         } else {
-            var searchUrl = searchQueryURLs[selectedOption] + encodeURIComponent(searchTerm);
+            const searchUrl = searchQueryURLs[selectedOption] + encodeURIComponent(searchTerm);
             window.location.href = searchUrl;
         }
     }
@@ -259,23 +259,23 @@ if (storedSearchEngine) {
 const dropdownItems = document.querySelectorAll(".dropdown-item:not(*[data-default])");
 let selectedIndex = -1;
 
-// Function to update the selected item
+// Attach mouse hover listeners once (not on every keydown)
+dropdownItems.forEach((item) => {
+    item.addEventListener("mouseenter", () => {
+        item.classList.add("selected");
+    });
+    item.addEventListener("mouseleave", () => {
+        item.classList.remove("selected");
+    });
+});
+
+// Function to update the selected item (keyboard navigation only)
 function updateSelection() {
-    // let hasSelected = [];
     dropdownItems.forEach((item, index) => {
-
-        item.addEventListener("mouseenter", () => {
-            item.classList.add("selected");
-        })
-        item.addEventListener("mouseleave", () => {
-            item.classList.remove("selected");
-        })
-
         if (index === selectedIndex) {
-            item.focus()
+            item.focus();
             item.classList.add("selected");
         } else {
-            item.focus()
             item.classList.remove("selected");
         }
     });