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: Many apps, like Apple Photos, assign these long strings to "recovered" files that have lost their original connection to the library database.

: Unique, unpredictable names can prevent outsiders from easily guessing your file URLs. How to Improve Your Photo Organization 1CACBFC2-C0F8-4E25-9E7B-3C8068E8FB72.jpeg

The filename "1CACBFC2-C0F8-4E25-9E7B-3C8068E8FB72.jpeg" is a , a random 128-bit number often used by software to ensure that no two files have the same name. : Many apps, like Apple Photos, assign these