Requirements
- Mobile devices with iOS 10.3 or later
- Computers with macOS 10.12.4 or later and either iTunes 12.6 or later, or Xcode 8.3 or later
- Tethered caching service is running on the computer
- Computer is connected to the internet via Ethernet and has Wi-Fi turned off
- The Server app cannot be installed on the computer
To connect multiple iOS devices to the computer simultaneously, you need a USB hub.