iTunes vs the Apple Devices App on Windows: Which to Use
Apple split iTunes into separate apps on Windows. For updating, backing up, or restoring an iPhone or iPad, the Apple Devices app is now the right tool.
Non-iPhone Platforms
Apple TV Firmware Restore Guide (tvOS)
Apple TV HD and 3rd-generation models can be restored via cable and Finder. Apple TV 4K cannot — here’s exactly which models support what.