

In the first case, it will not show up on starting up ( Mac no startup disk error).

You will experience either of two main reasons when your hard drive does not show up on your Mac computer. Even worse, your computer may not even start up as it should. If you encounter the internal hard drive not showing up on Mac issue, you will be unable to access or use the information stored on the device. However, you can tweak your Mac to start from a network disk or external drive.

Usually, your hard drive is the startup disk which contains the macOS base system data. PAGE CONTENT: Why Your Internal Hard Drive Not Showing Up on Mac How to Rescue Data from Internal Hard Drive on Mac with Software How to Fix Internal Hard Drive Not Showing Up on Mac Why Your Internal Hard Drive Not Showing Up on MacĮvery Mac comes with a hard drive that stores all the user data, media content, and programs on your computer.
