

Therefore, when you are in the same boat to see no startup disk or startup disk missing/not showing on Mac, follow our advice to find it, or change to another startup disk that is properly functioning! The lack of a startup disk in Mac surely disables you from doing any upgrade or downgrade or accessing the computer. The startup disk is usually an internal hard drive inside your Mac, which installs the operating system and applications. And if it's happening while updating a recent macOS like Monterey or Big Sur, the update won't move on without selecting a startup disk. Unable to verify the startup disk on Mac would undoubtedly make your Mac machine unbootable. Thank you for your help." - from iFixit Startup Disk Not Showing on macOS Ventura/Monterey/Big Sur How can I get one or install one? This MacBook has a soldered SSD, RAM, and no disk slot, so I'm guessing it's something I have to install. I tried reinstalling the OS, but it told me there was no starting disk.

" Hello, I have a MacBook Retina from early 2016.
