![I need to erase my hard drive on my Mac. Can anyone tell me the difference between the three disk options on the left panel? And why does “macOS Base System” have “ I need to erase my hard drive on my Mac. Can anyone tell me the difference between the three disk options on the left panel? And why does “macOS Base System” have “](https://preview.redd.it/mamxra4agwg41.jpg?width=640&crop=smart&auto=webp&s=fd04592dd2c08e6d99bab9468ddf5e4d5ce84656)
I need to erase my hard drive on my Mac. Can anyone tell me the difference between the three disk options on the left panel? And why does “macOS Base System” have “
10.12 Sierra - Impossible de réinstaller macOS Sierra _ Pb via OS X Base System | Les forums de MacGeneration
![macos - Can't reinstall Mac OS X El Capitan because the only partition is a locked OS X Base Image taking up the full HDD - Ask Different macos - Can't reinstall Mac OS X El Capitan because the only partition is a locked OS X Base Image taking up the full HDD - Ask Different](https://i.stack.imgur.com/gHJhp.jpg)