So an iOS dev asked you for your UDID.

Play again · Dead-simple tutorial by Sam Vermette

⌘+C will copy it to the clipboard. Paste it anywhere!

4. Click on the device serial number to reveal its UDID.

3. Select it from the sources column. Ok..

2. Connect your iOS device to your computer. Easy. Next?

1. Open iTunes. Ok, then?

Yes. How do I find it?