Apple's upcoming iOS 18 update — touted as its ‘biggest' — will only be compatible with these iPhone models

Apple’s “biggest” update to its operating system will leave those will older iPhones out in the cold.The iOS 18 update, slated for June, is expected to include four new artificial intelligence-powered features, including large language models (LLMS) and a generative AI app called iWork.However, those features can only work with iPhones that include its muscular A12 Bionic chip — which excludes anyone still using an iPhone 8 Plus or earlier models. 3 Apple’s forthcoming iOS 18 update is rumored to include ...