It was Big Sur that focussed attention on the size of macOS updates. In Mojave and earlier, updates had essentially been Installer packages that brought a minimum of overhead. By the time that many had installed Big Sur’s new Signed System Volume (SSV), we were starting to discover just how large its updates were. Those were early days with its completely new updating process that builds a new System volume, takes a snapshot of it, and ... ⌘ Read more
It was Big Sur that focussed attention on the size of macOS updates. In Mojave and earlier, updates had essentially been Installer packages that brought a minimum of overhead. By the time that many had installed Big Sur’s new Signed System Volume (SSV), we were starting to discover just how large its updates were. Those were early days with its completely new updating process that builds a new System volume, takes a snapshot of it, and ... ⌘ Read more