How to find iPhone UDID code?

iPhone UDID (Unique device identifier) – code is a 40 character key, that identifies your iPhone. Basically it’s your iphone serial number + ECID + wifiMac + bluetoothMac code’s together in SHA1 encoding. It’s almost like a Social security number, it allows Apple to find your phone from databases of millions of entries. I explain below where to find that code.

Why I need to find iPhone UDID code ?

Firstly some of our services require UDID code, to identify your iPhone. Secondly Apple offers some iOS beta releases only for people who register their UDID code with them. Also when you are a iOS developer you need to register your testing phone UDID with apple, that allows to run apps in development.

1. How to find unlocked iPhone UDID through iTunes

This is the easiest, fastest and most convenient way to find your phone UDID. But this only works when your phone is not locked by iCloud. If your phone is locked skip this part.

  1. Connect your iPhone with your Mac or PC via USB cable.
  2. Open iTunes
  3. Click on your device
  4. Select Summary tab from the left menu
  5. Click on the Serial number
  6. Ensure that serial number changed value to something else.
  7. Click until you see UDID code

2. How to find UDID when locked by iCloud (Mac)

  1. Make sure your device is turned ON
  2. Connect your iPhone with your Mac via USB cable.
  3. Press the Apple icon at the top left corner of Menu bar
  4. Hold option/alt key
  5. You can see that “About this mac” has been replaced by “System information” selection
  6. Open System information
  7. From the left menu under Hardware you can see “USB” – open it
  8. Find your iPhone from this list – click on it
  9. You find information about your iPhone.
  10. The Serial number is the UDID of your phone. Don’t be alarmed about the name.

3. How to find UDID when locked by iCloud (PC)

  1. Make sure your device is turned ON
  2. Connect your iPhone with your PC via USB cable
  3. Open “Control panel”
  4. Open “Devices and Printers” (under Hardware and sound)
  5. Find “Apple mobile devices USB Driver – double click on it
  6. Properties menu will open, select tab “Hardware”
  7. Click on “Apple Mobile device USB Driver” and then “Properties”
  8. On the next window select “Details”
  9. From the dropdown list, find “Device instance path”
  10. Once you have selected you can see the value below- right click and copy it
  11. Your iPhone UDID is the last long part after “\” sign