It's a custom build option, I'm guessing you're onto the page with the couple of preset options? If you click "select" on a model you get a second page that let

It's a custom build option, I'm guessing you're onto the page with the couple of preset options? If you click "select" on a model you get a second page that lets you customise stuff like RAM and SSD. This link might work: https://www.apple.com/shop/buy-mac/macbook-air/space-gray-apple-m1-chip-with-8-core-cpu-and-8-core-gpu-512gb https://www.apple.com/shop/buy-mac/macbook-air/space-gray-ap...