An iPhone 18 Pro DRAM shortage is threatening to leave Apple’s next flagship phone in short supply the moment it launches. With the iPhone 18 Pro and Apple’s first foldable, possibly called the iPhone Ultra, just weeks away, the clock is ticking. Why the iPhone 18 Pro DRAM shortage is happeningThe new A20 Pro chip is at the center of the situation. That figure includes the iPhone 18 Pro, the foldable iPhone Ultra as well as the standard iPhone 18, which is widely rumored to arrive next spring. The iPhone 18 Pro launch will be an early test of how much further it can stretch.