Last year, I wrote about how you can give new life to an old MacBook with Linux, specifically Elementary OS in that instance. Recently, I returned to that circa 2015 MacBook Air and discovered I had lost my login password. I downloaded the latest Elementary OS 5.1.7 Hera release and could not get the live boot to recognize my Broadcom 4360 wireless chipset.
*anything that is 64bit if you want to use really old 32bit hardware then you are going to have to look at another distribution or the unofficial 32bit version of arch