Want a second display without buying a new monitor? If you have an iPad and a Mac, Apple’s Sidecar feature lets you extend or mirror your Mac screen wirelessly. It’s a game-changer for multitasking, sketching with Apple Pencil, or keeping tools on a second screen.
In this guide, you’ll learn exactly how to set up and use Sidecar like a pro. Whether you’re working from a couch or a café, this feature adds powerful flexibility to your macOS workflow.
Let’s dive in and get your iPad working as a seamless second display!
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Step-by-Step Guide: Extend Your Mac Display Using Sidecar
1. Check Your Device Compatibility
- Your Mac must be running macOS Catalina or later.
- Your iPad must be running iPadOS 13 or later.
- Compatible Macs include models from 2016 or later; iPad Pro, iPad (6th gen+), iPad Air (3rd gen+), or iPad mini (5th gen+).
2. Ensure Both Devices Are Signed in to the Same Apple ID
- Use the same Apple ID with two-factor authentication on both devices.
- Must be signed into iCloud.
3. Connect Your Devices
- You can use Sidecar wirelessly (Bluetooth, Wi-Fi, Handoff must be on) or with a USB-C or Lightning cable for better performance.
4. Enable Bluetooth, Wi-Fi, and Handoff on Both Devices
- On Mac: Go to System Settings > General > AirDrop & Handoff, turn on Handoff.
- On iPad: Go to Settings > General > AirPlay & Handoff, enable Handoff.
5. Start Sidecar From the Display Menu
- Click the Control Center in your Mac’s menu bar.
- Click Screen Mirroring, then select your iPad from the list.
6. Choose Between Extend or Mirror Display
- Go to System Settings > Displays.
- Click on the iPad and select Extend Display or Mirror Display depending on your workflow needs.
7. Rearrange Display Positions
- Still in System Settings > Displays, drag the iPad display relative to your Mac to match physical positioning.
- This allows for smooth cursor movement between screens.
8. Use Sidecar Settings for More Control
- Under System Settings > Displays > iPad, customize:
- Show Sidebar
- Show Touch Bar
- Enable Apple Pencil input
9. Interact with Your Mac Using Apple Pencil
- Use your Apple Pencil to click, scroll, and draw.
- Great for designers using apps like Photoshop or Affinity Designer.
10. Disconnect Sidecar
- Click Control Center > Screen Mirroring, then deselect your iPad.
- Or disconnect the cable if you’re using a wired connection.
Pro Tips & Workflow Improvements
- 🖌️ Apple Pencil Support: Use it for pressure-sensitive drawing in supported apps.
- ⌨️ Touch Bar on iPad: Even Macs without Touch Bar can show it on iPad for shortcuts.
- 🚀 Speed Boost: For the best performance, use a wired connection, especially for high-res visuals.
- 🔄 Quick Toggle: Add the Display Menu to the macOS menu bar for fast access.
- 🧳 Use in Presentation Mode: Use your iPad as a private notes screen while sharing your Mac.
Advanced Use Case: Sidecar + Universal Control
Want even more power? Combine Sidecar with Universal Control:
- Use Sidecar to extend your display.
- Use Universal Control to move your mouse/keyboard freely between Mac and iPad.
- Great for copy-pasting, dragging files, or multitasking.
Troubleshooting & Common Mistakes
- ❌ iPad Not Showing Up?
- Make sure Bluetooth, Wi-Fi, and Handoff are enabled.
- Both devices must be near each other and on the same network.
- 🔄 Screen Lags or Drops Connection
- Try a wired connection for stability.
- Reduce visual effects under System Settings > Accessibility > Display.
- ⚠️ Incompatible Devices
- Sidecar only works with certain iPads and Macs. Check Apple’s compatibility list.
- 🔋 iPad Battery Drain
- Plug in your iPad when using Sidecar for long sessions.
- 🖥️ Display Not Arranged Properly
- Manually drag the iPad display to match physical layout under System Settings > Displays.
Conclusion
Using Sidecar to extend your Mac display turns your iPad into a powerful second screen, perfect for multitasking, design work, or presentations. It’s easy to set up, enhances productivity, and makes your Apple ecosystem work smarter together.
