These models shipped with Software Restore disks when new.Ī. Selection B is for Macs that came originally with Snow Leopard or earlier. These models had no disks included when new.

Selection A should be used on computers that came with Lion or later when factory new. 'Erasing Container disk1 and creating Preboot ' ' Erase process has failed.

For now I will include error message in text. jpeg of error message into this forum, if any one is aware of file type that is supported or another way to attach an attachment please let me know. Im not sure where to go from here, please help. Also for some reason I am able to enter the recover mode but not the internet recover mode(command+alt/option+R). I tried to force unmount the disk drive through the terminal(diskutil diskUnmount force /.) but this was unsuccessful. When erasing my internal drive and re entering disk utilities I am trying to re- format to the desired format, and I came across this error(see attachment). I learned from other forums that I need to reformat the HD to Mac OS Extended (journal). I came across the problem that the AFPS format on Macintosh HD has a 'bug' that does not allow you to reinstall MacOs HighSeirra from recover mode (command+R during boot). This showed several different errors that people may run into and what they can try to do about it.įactory Reset MacBook Air HighSeirra I am trying to factory reset my MacBook Air 2014. I thought I would list that since I did not find it on my own: Underneath was web address for the issue. However, that WiFi attempt also gave an error - the globe had a yield sign. I found an answer with Command+Option+Shift+R (internet recovery mode) which did work to the point that the globe appeared. No matter what I did, no Command +R function (with power, after power, before chime, after chime) worked. In any case, I could not get it to execute a reboot after the usual set-up (language, etc.) - I think because the OS was several versions ago. I bought a MacBook Air in Dec 2019 and didn't actually open the box until 18 months later (yeah, insane). The conversation was older so I needed to 'ask a question' as I could not reply. Factory Reset Gone Wrong - /mac/startup Someone previously asked about having a folder pop-up or other unexpected failure - having tried Command + R without succesfully installing.

How to reset my macbook air password