diff --git a/2048_User_Interface.js b/2048_User_Interface.js
index 201c941..0507558 100644
--- a/2048_User_Interface.js
+++ b/2048_User_Interface.js
@@ -92,10 +92,10 @@ function showGameOver() {
   const finalScore = currentScore;
 
   if (typeof saveScore === 'function') {
-      console.log("Mengirim skor ke database:", finalScore);
+      console.log("Sending score to the database:", finalScore);
       saveScore(finalScore);
   } else {
-      console.error("Fungsi saveScore tidak ditemukan! Pastikan Score_Request.js sudah diload.");
+      console.error("saveScore function not found! Make sure Score_Request.js is loaded.");
   }
 
   const isNewHighScore = finalScore >= highScore && finalScore > 0;
diff --git a/Logout.js b/Logout.js
index f3a0997..e893c7a 100644
--- a/Logout.js
+++ b/Logout.js
@@ -1,13 +1,11 @@
 (function() {
     'use strict';
     
-    // CHECK LOGIN STATUS
     function checkLoginStatus() {
         const loggedInUser = sessionStorage.getItem("loggedInUser");
         const loginBtn = document.querySelector('.btn-login');
         
         if (loggedInUser && loginBtn) {
-            // Mengubah button login menjadi logout
             loginBtn.textContent = 'Logout';
             loginBtn.classList.remove('btn-login');
             loginBtn.classList.add('btn-logout');
@@ -25,14 +23,11 @@
         }
     }
     
-    // LOGOUT CLICK HANDLER
-    // Mencegah halaman refresh secara otomatis dan langsung menampilkan jendela pop-up konfirmasi logout
     function handleLogoutClick(e) {
         e.preventDefault();
         showLogoutModal();
     }
     
-    // SHOW LOGOUT CONFIRMATION MODAL
     function showLogoutModal() {
         const overlay = document.getElementById('logout-overlay');
         if (overlay) {
@@ -42,13 +37,11 @@
         }
     }
     
-    // SETUP MODAL BUTTONS
     function setupModalButtons() {
         const cancelBtn = document.getElementById('btn-logout-cancel');
         const confirmBtn = document.getElementById('btn-logout-confirm');
         const overlay = document.getElementById('logout-overlay');
         
-        // Remove previous listeners (mencegah error double click)
         if (cancelBtn) {
             const newCancelBtn = cancelBtn.cloneNode(true);
             cancelBtn.replaceWith(newCancelBtn);
@@ -61,7 +54,6 @@
             newConfirmBtn.onclick = confirmLogout;
         }
         
-        // Close on overlay click (area gelap)
         if (overlay) {
             overlay.onclick = function(e) {
                 if (e.target === overlay) {
@@ -70,12 +62,9 @@
             };
         }
         
-        // Aktifkan tombol escape untuk menutup modal
         document.addEventListener('keydown', handleEscapeKey);
     }
     
-    // HANDLE ESCAPE KEY
-    // Menutup jendela pop-up (modal) logout menggunakan tombol keyboard Esc
     function handleEscapeKey(e) {
         if (e.key === 'Escape') {
             const overlay = document.getElementById('logout-overlay');
@@ -85,7 +74,6 @@
         }
     }
     
-    // CLOSE LOGOUT MODAL
     function closeLogoutModal() {
         const overlay = document.getElementById('logout-overlay');
         if (overlay) {
@@ -95,53 +83,45 @@
             }, 300);
         }
         
-        // Remove escape key listener
         document.removeEventListener('keydown', handleEscapeKey);
     }
     
-    // CONFIRM LOGOUT
     function confirmLogout() {
-        console.log("Mencoba logout ke server..."); // Debugging
+        console.log("Attempting to log out to the server...");
 
-        // Panggil PHP untuk hancurkan sesi server
         fetch('Logout.php') 
             .then(response => {
                 console.log("Respon server:", response);
-                return response.json(); // Ubah ke JSON biar bisa dicek
+                return response.json();
             })
             .then(data => {
                 console.log("Status Logout:", data);
             
-                // Hapus data di browser (Session Storage)
                 sessionStorage.removeItem("loggedInUser");
                 sessionStorage.removeItem("authToken");
-                sessionStorage.clear(); // Bersihkan semuanya biar aman
+                sessionStorage.clear();
             
-                // Tutup Modal & Redirect
                 closeLogoutModal();
                 showSuccessModal();
             
                 setTimeout(() => {
-                    // Redirect ke Homepage
                     window.location.replace('Homepage.html'); 
                 }, 1500);
             })
             .catch(error => {
                 console.error('Logout error:', error);
-                // Fallback: Kalau server error, tetap paksa keluar di tampilan
+        
                 sessionStorage.clear();
                 window.location.replace('Homepage.html');
             });
     }
     
-    // SHOW SUCCESS MODAL
     function showSuccessModal() {
         const successOverlay = document.getElementById('logout-success-overlay');
         if (successOverlay) {
             successOverlay.style.display = 'flex';
             setTimeout(() => successOverlay.classList.add('active'), 10);
             
-            // Auto close after 1.3 seconds
             setTimeout(() => {
                 successOverlay.classList.remove('active');
                 setTimeout(() => {
@@ -150,10 +130,7 @@
             }, 1300);
         }
     }
-    
-    
-    // INITIALIZE
-    // Menjamin agar kode tidak mencuri start sebelum elemen HTML tersedia.
+
     function init() {
         if (document.readyState === 'loading') {
             document.addEventListener('DOMContentLoaded', checkLoginStatus);
diff --git a/Logout.php b/Logout.php
index b7179fd..b0000eb 100644
--- a/Logout.php
+++ b/Logout.php
@@ -1,11 +1,10 @@
 <?php
 session_start();
-header('Content-Type: application/json'); // Response berupa JSON
+header('Content-Type: application/json'); 
 
-session_unset();   // Hapus semua data session
-session_destroy(); // Hancurkan session login
+session_unset();
+session_destroy(); 
 
-// Kirim respon logout sukses
 echo json_encode([
     "status" => "success",
     "message" => "Logout berhasil"
diff --git a/Register.js b/Register.js
index 0f51ab4..3235324 100644
--- a/Register.js
+++ b/Register.js
@@ -1,7 +1,6 @@
 import { showModal, closeModal, setupModalOk, setupOutsideClose } from "./Modal_Register.js";
 import { registerRequest } from "./Register_Request.js";
 
-// Aktifkan tombol modal
 setupModalOk();
 setupOutsideClose();
 
@@ -12,13 +11,11 @@ document.getElementById("registerForm").addEventListener("submit", async functio
     const password = document.getElementById("password").value.trim();
     const confirmPassword = document.getElementById("confirmPassword").value.trim();
 
-    // Validasi kosong
     if (!username || !password || !confirmPassword) {
         showModal("error", "Register Failed!", "All fields are required.");
         return;
     }
 
-    // Validasi password tidak sama
     if (password !== confirmPassword) {
         showModal("error", "Password Mismatch!", "Password and Confirm Password must match.");
         setInputError("password");
@@ -26,7 +23,6 @@ document.getElementById("registerForm").addEventListener("submit", async functio
         return;
     }
 
-    // Button loading state
     const submitBtn = this.querySelector("button[type='submit']");
     submitBtn.disabled = true;
 
@@ -34,10 +30,9 @@ document.getElementById("registerForm").addEventListener("submit", async functio
         const data = await registerRequest(username, password);
 
         if (data.status === "success") {
-            // 1. Tampilkan modal sukses
+
             showModal("success", "Register Successful!", data.message);
 
-            // 2. Simpan Score (Logic Anda)
             const pendingScore = localStorage.getItem('lastScore'); 
             if (pendingScore && typeof saveScore === "function") {
                 console.log("Menyimpan skor pending: " + pendingScore);
@@ -45,32 +40,22 @@ document.getElementById("registerForm").addEventListener("submit", async functio
             } else if (typeof score !== 'undefined') {
                 saveScore(score);
             }
-
-            // --- 🔥 PERUBAHAN DI SINI 🔥 ---
-            
-            // Cari tombol OK pada modal.
-            // PENTING: Pastikan ID ini ("modalOkBtn") sesuai dengan ID tombol OK di HTML/Modal Anda.
-            // Jika ID-nya beda, ganti string di bawah ini.
-
-            // --- 🔥 TAMBAHKAN KODE DI SINI (Bagian Tombol OK) 🔥 ---
             
             const okBtn = document.getElementById("modalOkBtn"); 
 
             if (okBtn) {
                 okBtn.addEventListener("click", function() {
-                    // [BARU] Simpan username ke sessionStorage AGAR TUTORIAL MUNCUL
-                    // Ini penting supaya logic di 2048.js tahu ini user baru
+            
                     sessionStorage.setItem("loggedInUser", username); 
 
-                    // Setelah disimpan, baru pindah ke Homepage
                     window.location.href = "Homepage.html"; 
                 }, { once: true });
                 
             } else {
-                // Fallback jika tombol error
-                console.warn("Tombol OK tidak ditemukan, redirect otomatis.");
+        
+                console.warn("OK button not found, redirecting automatically.");
                 setTimeout(() => {
-                    // [BARU] Simpan juga disini buat jaga-jaga
+                    
                     sessionStorage.setItem("loggedInUser", username);
                     window.location.href = "Homepage.html";
                 }, 2000);
@@ -95,12 +80,10 @@ document.getElementById("registerForm").addEventListener("submit", async functio
     }
 });
 
-// Hilangkan efek error saat user mengetik
 document.getElementById("username").addEventListener("input", clearInputStyle);
 document.getElementById("password").addEventListener("input", clearInputStyle);
 document.getElementById("confirmPassword").addEventListener("input", clearInputStyle);
 
-// Efek error merah neon
 function setInputError(id) {
     const el = document.getElementById(id);
     if(el) {
@@ -109,7 +92,6 @@ function setInputError(id) {
     }
 }
 
-// Hilangkan error visual
 function clearInputStyle() {
     this.style.borderColor = "";
     this.style.boxShadow = "";
diff --git a/Register.php b/Register.php
index b5df56b..fcacbbe 100644
--- a/Register.php
+++ b/Register.php
@@ -1,5 +1,5 @@
 <?php
-date_default_timezone_set('Asia/Jakarta'); // Set waktu WIB
+date_default_timezone_set('Asia/Jakarta');
 
 header('Access-Control-Allow-Origin: *');
 header('Access-Control-Allow-Methods: POST, GET, OPTIONS');
@@ -12,33 +12,27 @@ if ($_SERVER['REQUEST_METHOD'] === 'OPTIONS') {
     exit();
 }
 
-// Koneksi Database 
 include 'Connection.php';
 
-// Ambil Input
 $input = json_decode(file_get_contents('php://input'), true);
-$username = trim($input['username'] ?? $_POST['username'] ?? ''); // Username
-$password = $input['password'] ?? $_POST['password'] ?? '';       // Password
+$username = trim($input['username'] ?? $_POST['username'] ?? ''); 
+$password = $input['password'] ?? $_POST['password'] ?? '';       
 
-// Validasi Kosong
 if (empty($username) || empty($password)) {
     echo json_encode(["status" => "error", "message" => "Username and password are required"]);
     exit;
 }
 
-// Validasi Password 
 if (strlen($password) < 6) {
     echo json_encode(["status" => "error", "message" => "Password must be at least 6 characters"]);
     exit;
 }
 
-// Validasi Username
 if (!preg_match('/^[a-zA-Z0-9_]{3,20}$/', $username)) {
     echo json_encode(["status" => "error", "message" => "Invalid username format"]);
     exit;
 }
 
-// Cek Username
 $check = $conn->prepare("SELECT id FROM users WHERE username = ?");
 $check->bind_param("s", $username);
 $check->execute();
@@ -52,9 +46,8 @@ if ($check->num_rows > 0) {
 }
 $check->close();
 
-// Simpan User Baru
-$hashedPassword = password_hash($password, PASSWORD_DEFAULT); // Hash password
-$created_at = date("Y-m-d H:i:s"); // Waktu daftar
+$hashedPassword = password_hash($password, PASSWORD_DEFAULT);
+$created_at = date("Y-m-d H:i:s");
 
 $stmt = $conn->prepare(
     "INSERT INTO users (username, password, created_at) VALUES (?, ?, ?)"
@@ -62,11 +55,11 @@ $stmt = $conn->prepare(
 $stmt->bind_param("sss", $username, $hashedPassword, $created_at);
 
 if ($stmt->execute()) {
-    $new_user_id = $stmt->insert_id; // Ambil ID user baru
+    $new_user_id = $stmt->insert_id;
 
-    session_start();                 // Mulai session
-    $_SESSION['user_id'] = $new_user_id; // Set session ID
-    $_SESSION['username'] = $username;   // Set session username
+    session_start();                
+    $_SESSION['user_id'] = $new_user_id; 
+    $_SESSION['username'] = $username;   
 
     echo json_encode([
         "status" => "success",
@@ -80,6 +73,6 @@ if ($stmt->execute()) {
     ]);
 }
 
-$stmt->close(); // Tutup statement
-$conn->close(); // Tutup DB
+$stmt->close(); 
+$conn->close();
 ?>
\ No newline at end of file
diff --git a/Score.php b/Score.php
index d32d57c..2afa3a9 100644
--- a/Score.php
+++ b/Score.php
@@ -1,9 +1,8 @@
 <?php
-session_start(); // Mulai session
+session_start();
 header('Content-Type: application/json'); 
-require 'Connection.php'; // Koneksi DB
+require 'Connection.php';
 
-// Cek Login
 if (!isset($_SESSION['username']) || !isset($_SESSION['user_id'])) {
     echo json_encode([
         "status" => "error",
@@ -12,12 +11,10 @@ if (!isset($_SESSION['username']) || !isset($_SESSION['user_id'])) {
     exit;
 }
 
-// Ambil Data
-$username = $_SESSION['username']; // Username dari session
-$user_id  = $_SESSION['user_id'];  // User ID dari session
-$score    = intval($_POST['score'] ?? 0); // Score dari client
+$username = $_SESSION['username'];
+$user_id  = $_SESSION['user_id']; 
+$score    = intval($_POST['score'] ?? 0); 
 
-// Validasi Score
 if ($score <= 0) {
     echo json_encode([
         "status" => "error",
@@ -26,22 +23,17 @@ if ($score <= 0) {
     exit;
 }
 
-// Cek Data Leaderboard
-$checkStmt = $conn->prepare(
-    "SELECT score FROM leaderboard WHERE user_id = ?"
-); // Cek berdasarkan user_id
+$checkStmt = $conn->prepare("SELECT score FROM leaderboard WHERE user_id = ?");
 $checkStmt->bind_param("i", $user_id);
 $checkStmt->execute();
 $result = $checkStmt->get_result();
 
-// Jika sudah ada score
 if ($result->num_rows > 0) {
     $row = $result->fetch_assoc();
     $oldScore = $row['score'];
 
     if ($score > $oldScore) {
 
-        // Update jika score lebih tinggi
         $updateStmt = $conn->prepare(
             "UPDATE leaderboard SET score = ?, username = ? WHERE user_id = ?"
         );
@@ -63,7 +55,6 @@ if ($result->num_rows > 0) {
 
     } else {
 
-        // Score lebih rendah dari record lama
         echo json_encode([
             "status" => "success",
             "message" => "Score not higher than previous",
@@ -73,7 +64,6 @@ if ($result->num_rows > 0) {
 
 } else {
 
-    // Jika Belum Ada Score
     $insertStmt = $conn->prepare(
         "INSERT INTO leaderboard (user_id, username, score) VALUES (?, ?, ?)"
     );
diff --git a/Score_Request.js b/Score_Request.js
index 191409e..483b4d3 100644
--- a/Score_Request.js
+++ b/Score_Request.js
@@ -1,15 +1,15 @@
 function saveScore(score) {
-    // Kirim score ke server
+
     fetch('Score.php', {
-        method: 'POST', // Method POST
+        method: 'POST',
         headers: {
-            'Content-Type': 'application/x-www-form-urlencoded' // Data dikirim dalam format form data
+            'Content-Type': 'application/x-www-form-urlencoded'
         },
-        body: 'score=' + encodeURIComponent(score) // Data score yang dikirim
+        body: 'score=' + encodeURIComponent(score)
     })
-    .then(response => response.json()) // Ubah response ke JSON
+    .then(response => response.json())
     .then(data => {
-        // Cek status dari server
+    
         if (data.status === "success") {
             console.log("Score saved successfully");
         } else {