How to Expand iPhone Storage by External Lightning Interface As iPhone users, you must know that there are two things get very fast consumption on iPhone: electricity and storage space, it' s very easy to prolong iPhone battery life, but iPhone does not support memory expansion, so most of Apple users just only use the clean way to make their phones get more space. For many devices, especially the 16G version of iPhone, it often encountered system to prompt insufficient memory, How to deal with the problem? Here VIP FIX summarize the solution for memory is not enough. If the same symptom appears on your iPhone, how to expand the storage by external lightning interface?