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$old_name = public_path('uploads/old_name.jpg');
$new_name = public_path('uploads/new_name.jpg');
$renamed_file = rename($old_name, $new_name);

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$request->file('image')->move(public_path('uploads'), 'new_name.jpg');

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use IlluminateSupportFacadesStorage;

Storage::rename('uploads/old_name.jpg', 'uploads/new_name.jpg');

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