System 7.5.1 and later used the name Mac OS in its boot screen [1] but the boxes still said “Macintosh System 7.5” [2] up until the release of 7.6. [1] https:/

System 7.5.1 and later used the name Mac OS in its boot screen [1] but the boxes still said “Macintosh System 7.5” [2] up until the release of 7.6. [1] https://c1.staticflickr.com/1/12/69888558_ee83d000f9.jpg https://c1.staticflickr.com/1/12/69888558_ee83d000f9.jpg [2] https://o.aolcdn.com/images/dims?image_uri=https:%2F%2Fs3.amazonaws.com%2Fengadget-public-production%2Fproduct%2F30%2Fnfi%2Fmac-os-75-2ifd.jpg&thumbnail=640%2C&client=49kdj93ncb8s938hkdo&signature=9efe9412a9f6da85bc1619b901544341598fea3b https://o.aolcdn.com/images/dims?image_uri=https:%2F%2Fs3.am...