Appears to be precisely the same situation as Larsa now described. And also to be trustworthy, saying "these an previous Mac OS Model" I really feel offended. Support for Big Sur finished This fall/23. It is far from like some super ancient Edition from 2011. The UI update can be https://winboxlogin87655.blogoxo.com/31977752/5-simple-statements-about-winbox-download-explained