3 Things to Know About MacBook Air 15-Inch M3 RAM

RAM is built into the M3 chip Unified memory is integrated directly into the M3 chip package and soldered to the logic board.

You cannot upgrade RAM later There are no slots or modules to swap out. What you buy is what you get for the life of the laptop.

Choose your RAM carefully at purchase Since there is no upgrade path, order the amount you will need for the entire time you own the MacBook Air.