How Much RAM Can a Apple MacBookAir9,1 Take?
Apple MacBookAir9,1
The memory is soldered to the mainboard. It cannot be upgraded.
There are no memory slots on this model, so no RAM stick will fit. The largest configuration this laptop shipped with was 16 GB of LPDDR4. If you need more memory, the only route is a different laptop.
See laptops that ship with more RAM →How we know
This answer is derived from 19 independent hardware reports for the Apple MacBookAir9,1, of which 100% agree. We publish a model only when the reports agree overwhelmingly.
Check it yourself
On Windows, open Task Manager → Performance → Memory. It shows Slots used and the form factor directly. On Linux, run sudo dmidecode -t memory.
Specifications derived from linuxhw/DMI, licensed CC-BY-4.0.