I have no clue where you got your info but Windows 12 beta is running on 4gb of ram. It does not need 16gb I foind this out from Microsoft Chatgpt. Since I am Microsoft Premium user I was able to call somebody at Microsoft. Minimum requirement are
They are listening to users actually who thought 8gb of ram was too much. So they were able to lower it in Windows 12 So where people think Microsoft did wrong they actually did something right for a change. DO NOT GET USE TO IT
I was just curios was all. I am not worried about it. I have 32gb of ram on a laptop that will run anything at max specs