Some smartphones have a slot for an SD memory card, which gives them additional storage space to store files. Apple's iPhones do not have such a slot or any support for expanding storage.

Why doesn't the iPhone have an SD card slot?

The reason that smartphone manufacturers are ditching micro SD card slots in their devices, especially at the high end, is money. ... And from a making money point of view, it makes good sense. A 128GB iPhone 6 costs the consumer $200 more than the 16GB version, but adding that extra storage costs Apple less than $50.

Does iPhone 11 have a SD card slot?

The answer is MicroSD Memory Cards! Since Apple doesn't include any microSD card slot on the iPhone, you will have to manage your stuff differently. However, not every person could afford an iPhone with 256GB or 128GB storage variants of iPhone 11(Pro Max) or iPhone XR.