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iphoneobjective-csdkuniqueidentifieruidevice

Does the uniqueIdentifier stays the same if an user resets his apple device?

If i restore or reset an iphone/ipod/ipad, does the uniqueIdentifier stays the same or does it change?

[[UIDevice currentDevice] uniqueIdentifier]
Solution

  • It stays the same. The unique identifier (also known as UDID) identifies the hardware, not the software.