I want to ask why do lately my iphone runs really slow performances? For example, the shutter sounds of camera sounds few seconds after snapping pics. And if I touch an icon of an apps to open the apps, it'll take time for the apps to open, sometimes it return back to home.
Are these problems because of full memory, or something to do with icloud storage, or what?
And how to overcome it?
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Iphone with slow performance?