Get UDID Using a Simple Website (for macOS, Windows, or directly from iPhone)
There are websites that allow you to find your UDID easily without needing to connect your iPhone to a computer.
Follow these steps: Open Safari on your iPhone and go to https://get.udid.io
Follow the on-screen instructions:
- You'll be asked to install a simple configuration profile on your device (this is safe and temporary).
- Go to Settings > General > VPN & Device Management and install the profile.