Some people upload tons of photos and seem to use Facebook as their default photo storage location.

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Apple currently has Google as the default for search and location- based services in the iPhone, and there's built-in support for Gmail.

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It added that anyone aged under-17 could not share any of their posts publicly, and all location services were switched off by default, although they could be activated if the young person chose.

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When users install Google Maps on their iPhone, the option to share location data with Google is switched on by default.

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