Post originale di: Dan

Testo:

Lets try this, Instead of booting up under the USB thumb drive or using '''Option''', '''Command''' & '''P''' + '''R'''.

Lets use the built-in Internet recovery service again.

With your system connected to the internet (Ethernet or WiFi) follow this Apple T/N [https://support.apple.com/en-us/HT204904|Reinstall from macOS Recovery].

This time lets just run '''Command (⌘)-R'''

Stato:

open