If you have an iPhone, there are a few things you can do to change its device ID. This is the unique identifier that identifies your iPhone when it is connected to the network. To change your device ID, follow these steps:

  1. Open the Settings app and navigate to General > Security > Device ID.
  2. Change the value of the Device ID field to something other than “iPad.” For example, if you have an iPhone 5, change it to “iPhone5S.”
  3. Save your changes and close the Settings app.
  4. reopened the Settings app and select General > Security > Apple ID from the list of options on the left side of the screen.
  5. Change your Apple ID back to “iPad” and save your changes again.