diff --git a/Dockerfile b/Dockerfile
index 6720ad3..b5f0906 100644
--- a/Dockerfile
+++ b/Dockerfile
@@ -17,8 +17,8 @@ RUN apt-get update && apt-get install -y --no-install-recommends \
     ca-certificates \
     ffmpeg \
     # VNC & Display dependencies
-    xvfb \
-    x11vnc \
+    tigervnc-standalone-server \
+    tigervnc-common \
     openbox \
     # Playwright dependencies
     libnss3 \
diff --git a/backend/core/playwright_manager.py b/backend/core/playwright_manager.py
index 7c7f4a5..0ac2326 100644
--- a/backend/core/playwright_manager.py
+++ b/backend/core/playwright_manager.py
@@ -12,7 +12,13 @@ import json
 import os
 from typing import List, Dict, Optional
 from playwright.async_api import async_playwright, Response, Browser, BrowserContext
-from playwright_stealth import stealth_async
+
+try:
+    from playwright_stealth import stealth_async
+except ImportError:
+    print("WARNING: playwright_stealth not found, disabling stealth mode.")
+    async def stealth_async(page):
+        pass
 
 
 COOKIES_FILE = "cookies.json"
diff --git a/frontend/src/pages/Login.tsx b/frontend/src/pages/Login.tsx
index 7207046..b143ebe 100644
--- a/frontend/src/pages/Login.tsx
+++ b/frontend/src/pages/Login.tsx
@@ -35,8 +35,8 @@ export const Login: React.FC = () => {
 
     const getVncUrl = () => {
         const host = window.location.hostname;
-        // autoconnect=true, resize=scale to fit, quality=9 for clear text
-        return `http://${host}:6080/vnc.html?autoconnect=true&resize=scale&quality=9`;
+        // autoconnect=true, resize=remote (server resizing) for full screen mobile
+        return `http://${host}:6080/vnc.html?autoconnect=true&resize=remote&quality=9`;
     };
 
     const handleVncLogin = async () => {
diff --git a/supervisord.conf b/supervisord.conf
index 258272d..7c252cb 100644
--- a/supervisord.conf
+++ b/supervisord.conf
@@ -4,8 +4,8 @@ logfile=/dev/stdout
 logfile_maxbytes=0
 loglevel=info
 
-[program:xvfb]
-command=/usr/bin/Xvfb :99 -screen 0 1920x1080x24
+[program:xvnc]
+command=/usr/bin/Xvnc :99 -geometry 1920x1080 -depth 24 -rfbport 5900 -SecurityTypes None -AlwaysShared
 autorestart=true
 priority=100
 stdout_logfile=/dev/stdout
@@ -23,14 +23,6 @@ stdout_logfile_maxbytes=0
 stderr_logfile=/dev/stderr
 stderr_logfile_maxbytes=0
 
-[program:x11vnc]
-command=x11vnc -display :99 -forever -shared -nopw -listen 0.0.0.0 -xkb
-autorestart=true
-priority=200
-stdout_logfile=/dev/stdout
-stdout_logfile_maxbytes=0
-stderr_logfile=/dev/stderr
-stderr_logfile_maxbytes=0
 
 [program:novnc]
 command=/opt/novnc/utils/novnc_proxy --vnc localhost:5900 --listen 6080