Identify the device you intend to control
The Apple TV app running on a Mac and an Apple TV 4K box are different targets. Before following a remote-control tutorial, identify which target it describes and which app is on the phone. A similarly named remote app should not be assumed to control every product carrying Apple TV branding.
Use the documented Mac-library workflow
Apple’s Mac TV-app guide says iTunes Remote must be paired with the intended media library, with the mobile device and computer on the same wireless network and signed into the same Apple Account. Manual pairing shows a four-digit code on the mobile device, entered through the TV app’s Remote item under Devices. The guide also documents automatic library pairing through Home Sharing where that service is enabled.
Compare the actual library being controlled
For example, someone using a Mac to play authorised home videos should pair the phone with that Mac’s intended library, then verify a simple pause action on a harmless sample. If several libraries are available, read the name before selecting one. A working volume button for another device does not prove that the media-library pairing succeeded.
Keep setup codes in the correct flow
Enter the displayed pairing code only into the matching local app workflow and do not publish it in a support screenshot. If pairing fails, record the Mac app, mobile remote app and network context before changing account credentials. Consult the box-specific remote guidance if the actual target is Apple TV 4K. This article describes a documented pairing procedure and does not claim it was executed on the user’s hardware.
Questions, answered
Is this manual pairing for the Mac’s library?
Yes. Apple’s guide pairs iTunes Remote with a selected media library in the Mac TV app.