If you are a user Mac and you want to reinstall the OS X system on this one, but you don't have it Setup files and not one partition recovery, you can do this through the feature Internet Recovery. Unlike reinstalling the system from the Recovery partition, Internet Recovery will install the default version of OS X, i.e. the version pre-installed on the Mac when it was purchased (if you bought the Mac with OS X Mavericks on it and you upgraded to OS X Yosemite, the system version reinstalled through Internet Recovery will be Mavericks).
How can we reinstall OS X via Internet Recovery?
- start or Restore Mac and press the combination of keys Command + Option + R immediately after boot sound (daca logo-ul Apple appears on the screen, it means that you have waited too long and you will have to remained the Mac again)
- If Mac dvs cannot access networks saved in the system, an option will be displayed asking you to connector at o Wi-Fi network
- then the screen will be displayed Starting Internet Recovery, on which you can track the progress DOWNLOAD system setup files (this can take from a few minutes to at least an hour, depending on the connection)
- after OS download, the screen will be displayed OS X Utilities, from which you select Reinstall OS X (or Install OS X if you don't have any system installed on your Mac when you use Internet Recovery, or it's not detected) to get started the reinstallation process of the system
Reinstalling OS X through Internet Recovery it is quite simple to perform, but it can take quite some time, considering that files necessary are downloaded local directly from Apple servers.
Note: Before using this OS X reinstallation method, make a backup of your system data just in case.
STEALTH SETTINGS – How to reinstall OS X using Internet Recovery
