macOS / Finder Method

  • Connect your device to your mac via USB
  • Open Finder and locate your device in the sidebar in the Locations section
  • Beside the icon of your device, click the label that says the device, storage, and battery to reveal the device UDID

iPhone 12 Pro · 122.6 GB (90.22 GB Available) · 100%

Becomes

Serial: 000000000000 · UDID: 00000000-0000000000000000 · Model: iPhone13,3

  • Right click the label, and select Copy UDID

Windows / iTunes Method

  • Connect your device to your PC via USB
  • Open iTunes and select your device in the upper left menu
  • Click the label that says the serial number to reveal the device UDID

Serial Number: 000000000000

Becomes

UDID: 00000000-0000000000000000

  • Copy the UDID from there

Wireless Method

  • UDID.tech - follow the instructions here to get your UDID wirelessly. I don’t provide support for this method, use at your own risk.