User Guide

Complete guide to start Tesla mirroring with Castla

Before You Start

  • Android 10+ device
  • Tesla vehicle (Model 3/Y/S/X)
  • Phone and Tesla on the same WiFi
  • Shizuku installed and running (Setup Guide)

Basic Mirroring

WiFi Connection

Connect your phone and Tesla to the same WiFi network. Phone hotspot also works.

Start Mirroring

Open Castla and tap "Start Mirroring". Grant screen capture permission when asked.

Open Tesla Browser

Enter the URL shown in Castla into Tesla's browser. A PIN input screen will appear.

Enter PIN

Enter the 4-digit PIN from Castla on Tesla's screen to start mirroring.

DRM Web Browser

DRM-protected apps like YouTube and Netflix automatically open in a web browser on Tesla.

  1. Tap a video app (YouTube, Netflix, etc.) in the Tesla launcher
  2. The web version opens automatically in fullscreen
  3. iPad User-Agent provides tablet-optimized layout
  4. No additional setup required

Settings

Resolution

Choose from 480p, 720p, 1080p (PRO). Lower resolution may be smoother on weak networks.

Frame Rate

15fps, 24fps, 30fps, 60fps (PRO). 24fps is enough for navigation, 30fps+ recommended for video.

Audio Streaming

Stream device audio on Android 10+. Toggle on/off in Settings.

Tesla Auto-Detect

Get notified automatically when your Tesla is nearby via Bluetooth. Tap the notification to start mirroring instantly. Enable "Tesla Auto-Detect" on the main screen.

Tips

  • Use phone hotspot to mirror without a separate WiFi network
  • Lower resolution or frame rate if you experience stuttering
  • Only use mirroring while parked — drive safe!
  • Shizuku needs to be restarted after a phone reboot