diff --git a/2023-11-03.webp b/2023-11-03.webp
deleted file mode 100644
index 3e88900..0000000
Binary files a/2023-11-03.webp and /dev/null differ
diff --git a/build_windows.bat b/build_windows.bat
index d5e7650..978e142 100644
--- a/build_windows.bat
+++ b/build_windows.bat
@@ -22,12 +22,12 @@ call venv\Scripts\activate.bat
 
 REM 3. Cai dependencies + PyInstaller
 echo [2/4] Installing dependencies...
-pip install PyQt6 scapy requests pyinstaller --quiet
+pip install -r requirements.txt pyinstaller --quiet
 
 REM 4. Build .exe
 echo [3/4] Building executable...
 pyinstaller ^
-    --name "MiraV3_Firmware_Loader" ^
+    --name "Mira_Firmware_Loader_v1.1.0" ^
     --icon "icon.ico" ^
     --add-data "icon.ico;." ^
     --onefile ^
@@ -47,11 +47,11 @@ echo.
 echo [4/4] Build complete!
 echo.
 
-if exist "dist\MiraV3_Firmware_Loader.exe" (
-    echo ✅ SUCCESS: dist\MiraV3_Firmware_Loader.exe
+if exist "dist\Mira_Firmware_Loader_v1.1.0.exe" (
+    echo SUCCESS: dist\Mira_Firmware_Loader_v1.1.0.exe
     echo.
     echo File size:
-    for %%A in ("dist\MiraV3_Firmware_Loader.exe") do echo    %%~zA bytes
+    for %%A in ("dist\Mira_Firmware_Loader_v1.1.0.exe") do echo    %%~zA bytes
     echo.
     echo Ban co the copy file .exe nay sang may khac va chay truc tiep.
 ) else (
diff --git a/core/ssh_flasher.py b/core/ssh_flasher.py
index c112196..9f5480d 100644
--- a/core/ssh_flasher.py
+++ b/core/ssh_flasher.py
@@ -30,7 +30,40 @@ def _create_ssh_client(ip, user, password, timeout=15):
             time.sleep(1)
 
 
-import telnetlib
+import socket
+
+
+class _SimpleTelnet:
+    """Minimal Telnet client using raw sockets (replaces telnetlib removed in Python 3.13+)."""
+    def __init__(self, host, port=23, timeout=10):
+        self._sock = socket.create_connection((host, port), timeout=timeout)
+
+    def read_very_eager(self):
+        try:
+            self._sock.setblocking(False)
+            data = b""
+            while True:
+                try:
+                    chunk = self._sock.recv(4096)
+                    if not chunk:
+                        break
+                    data += chunk
+                except (BlockingIOError, OSError):
+                    break
+            self._sock.setblocking(True)
+            return data
+        except Exception:
+            return b""
+
+    def write(self, data):
+        self._sock.sendall(data)
+
+    def close(self):
+        try:
+            self._sock.close()
+        except Exception:
+            pass
+
 
 def set_device_password(ip, user="root", old_password="", new_password="admin123a",
                         status_cb=None):
@@ -45,7 +78,7 @@ def set_device_password(ip, user="root", old_password="", new_password="admin123
 
     # 1. Thử Telnet trước (OpenWrt mặc định mở Telnet 23 và cấm SSH Root khi chưa có Pass)
     try:
-        tn = telnetlib.Telnet(ip, timeout=5)
+        tn = _SimpleTelnet(ip, timeout=5)
         # Nếu vô được Telnet tức là thiết bị vừa Reset cứng chưa có pass
         if status_cb:
             status_cb("Telnet connected! Setting password...")
diff --git a/main.py b/main.py
index 6dc97fb..662f0a0 100644
--- a/main.py
+++ b/main.py
@@ -47,7 +47,7 @@ class App(QWidget):
 
     def __init__(self):
         super().__init__()
-        self.setWindowTitle("MiraV3 Firmware Loader")
+        self.setWindowTitle("Mira Firmware Loader")
         self.setWindowIcon(QIcon(resource_path("icon.ico")))
         # Data state
         self.local_ip = ""
@@ -67,7 +67,7 @@ class App(QWidget):
         layout.setContentsMargins(8, 6, 8, 6)
 
         # ── Title ──
-        title = QLabel("⚡ MiraV3 Firmware Loader")
+        title = QLabel("⚡ Mira Firmware Loader")
         title.setObjectName("title")
         title.setAlignment(Qt.AlignmentFlag.AlignCenter)
         layout.addWidget(title)
diff --git a/run.bat b/run.bat
index 861073c..29313ec 100644
--- a/run.bat
+++ b/run.bat
@@ -3,14 +3,15 @@ REM IoT Firmware Loader - Windows launcher
 
 cd /d "%~dp0"
 
-if exist "venv" (
-    call venv\Scripts\activate.bat
-) else (
+if not exist "venv" (
     echo Creating virtual environment...
     python -m venv venv
-    call venv\Scripts\activate.bat
-    pip install PyQt6 scapy requests
 )
 
+call venv\Scripts\activate.bat
+
+echo Checking and installing required packages...
+pip install -r requirements.txt --quiet
+
 echo Starting IoT Firmware Loader...
 python main.py