Sales of Apple iPhones dropped the end of last year, as the tech firm's roll out of new artificial intelligence (AI) features was met with a lukewarm response. Chief executive Tim Cook said the new features helped to drive stronger sales in the countries where they were available,

Apple’s iPhone sales fell in the all-important December quarter, a sign that its artificial-intelligence software has yet to kick off a new cycle of growth for its most valuable product.On Thursday, Apple reported that iPhone sales for the quarter were down nearly 1% from the prior year to $69.

Apple on Thursday disclosed its iPhone sales dipped slightly during the holiday-season quarter, signaling a sluggish start to the trendsetting company’s effort to catch up to the rest of Big Tech in t