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Click your Internal SSD/HD (APPLE SSD or SAMSUNG SSD) or “Macintosh HD”. Click Erase. In Format, Click on it, and select Mac OS Extended (Journaled) Click Erase to confirm. Close/quit Disk Utility and open the installer to try again. So when you reinstall macOS and you can’t see the disk, first, you must erase a Mac.
Click on the Apply button, then click on the Done button when it activates. Quit Disk Utility and return to the Utility Menu. Select Install OS X and click on the Continue button. Internet/Network Recovery of El Capitan or Later on a Clean Disk. If possible, back up your files before proceeding. Restart the computer.
Click on the Erase tab in the DU main window. Set the format type to Mac OS Extended (Journaled.) Click on the Options button, check the button for Zero Data and click the OK to return to the Erase window. Click on the Erase button. The format process can take up to an hour depending upon the flash drive size. 2.
Reinstall High Sierra macOS does not work (recovery server could not be contacted) I have a Macbook Pro Mid 2010 which only a few days ago, would not start past the apple logo. So I went on several help threads on the internet, went on recovery mode, ran repair and first aid on my disks, before eventually just deciding to erase my drive.
So I tried to reinstall Mac OS again and went into recovery, when it gives option to select disk, it didn’t show any disk. So I went into disk utility and it only showed Mac OS part which is 1.82 gb and nothing else. I remember last time I installed Mac OS, it made some Mac OS HD partition and installed there as it’s the case with Mac OS ...
Then I rebooted the mac, and reload a session on my time machine saved in mojave. Its worked and I could enter again in my mac. But now, when I try to update the version of my macOS, I received this Error_7E7AEE96CA. And so on. The version of the mac that I'm having this problem it is a Macbook Air i7 8gb ram 250gb ssd 2014, model 1466.
Shift-Option-⌘-R. Install the macOS that came with your Mac, or the closest version still available. 2. Decide whether to erase (format) your disk. If you need to erase your disk before installing macOS, select Disk Utility from the Utilities window, then click Continue.
What has often worked for others is to use this Restore Method instead of CMD+r keys... Option-⌘-R. Upgrade to the latest macOS compatible with your Mac. Messed up Factory Reset on MacBook Pro Mi…. - Apple Community. 2017 iMac failing to install Sierra in re…. - Apple Community.
I'm trying to use the MacOS Recovery Utilities to reinstall my Mac OS X Lion. When I chose "Reinstall MacOS", I get the following message: "Can't download the additional components needed to install Mac OS X." Also, I cannot create a bootable installer either, since I cannot boot up, hence the reason I was trying to do a clean install.
First make sure your mac is connected to your router via cable not WiFi, if the WiFi is on turn it off. Boot to your Recovery HD, click on Utilities in the menubar select Terminal. Enter a new date, for example or just copy and paste. sudo date -u 011421002018.