- Restart the computer.
- Immediately after the chime press and hold down the. “OPTION” key.
- Release the key when the boot manager appears.
- Select the Macintosh HD disk icon.
- Click on the arrow button below the icon.
Furthermore, how do I exit macOS Utilities mode? To exit macOS Recovery, just restart your device. You can also just shut down your device. If you need to select a different startup disk, click on the Apple menu, then select Startup Disk and choose your desired startup disk. Click Restart.
Moreover, how do I get out of OS X base system? No, You can’t delete macOS Base System, nor you should. It is what gives you access to the macOS Utilities installed in the recovery partition. Without it, you can’t reinstall operating systems or fix problems when your Mac fails to boot up.
In regards to, why is my Mac showing macOS Utilities? The firmware might have just gotten the wrong partiiton to boot from messed up, hold the option key down ona wired or built in keyboard while booting the computer, see if you can boot the Macintosh HD partition with OS X, then set Startup Disk in System Preferences to remind the firmware which correct partition it’s …
Also know, how do I get my Mac back to normal? From the Apple menu in the corner of your screen, choose System Preferences. From the System Preferences menu in the menu bar, choose Erase All Content and Settings.Startup Disk: Set the startup disk for the Mac. Choose Apple menu > Startup Disk. To quit the app, choose Startup Disk > Quit Startup Disk.
How do I clear my startup disk on a Mac?
- Empty the Trash and Downloads folder.
- Get rid of Time Machine snapshots.
- Delete old iOS and iPadOS backups.
- Uninstall apps you don’t use anymore.
- Upload or export your largest files.
- Find and remove duplicate files.
- Clean up unnecessary system files.
Can you eject macOS base?
Start your Mac, reboot, and hold down Option + Command + R until you see the globe animated. You will find the Disk Utility section on the Utilities window. Select macOS Base System, then click “Erase”.
Can’t eject because a program is still using it Mac?
On your Mac, choose Apple menu > Log Out, then log in again. Try to eject the disk again. If you still can’t eject the disk, choose Apple menu > Shut Down. Disconnect the disk from your computer, then start up your computer again.
How do I force my Mac to unmount disk?
In the Disk Utility app on your Mac, select the disk set that you want to unmount in the sidebar. Click the Unmount button in the toolbar or beside the disk set name. Disconnect the disk member that you want to unmount.
What are Mac Utilities?
You can use Disk Utility on your Mac to manage internal and external storage devices. Using Disk Utility, you can: Format and manage volumes on physical storage devices. Create a disk image, a single file you can use to move files from one computer to another or to back up and archive your work.
How do I restore my IMAC to factory settings without CD?
Restart your Mac. Choose Apple menu > Shut Down, press and hold the power button until “Loading startup options” appears, select Options, click Continue, then follow the onscreen instructions. In the Recovery app window, select Reinstall for your macOS release, click Continue, then follow the onscreen instructions.
How do I restore my Mac Air to factory settings?
- Click the Apple icon in the menu bar (top-left corner).
- Select System Preferences from the drop-down menu.
- Select ‘Erase All Contents and Settings. ‘
- Enter your password, select ‘OK. ‘
- Select the ‘Erase All Content & Settings’ button.
How do you reformat a Mac?
Hold down the Command and R keys as soon as you hear the Mac tone indicating a reboot. Wait for the macOS Utilities screen to appear, then click Disk Utility. Choose your Mac’s system drive, usually named Macintosh HD, then click Erase. Select the Format option Mac Extended (Journaled) or APFS.
How do I open the boot menu on a Mac?
Hold down the Option (Alt) key while you start up your Mac. Choose the volume you want to boot from by clicking on it when the options appear on screen.
How do I choose what operating system my Mac is on at startup?
If you’re using a Mac notebook computer with an external keyboard, make sure you press and hold the Option key on the built-in keyboard. in the right side of the taskbar, click the Boot Camp icon , then choose Restart in macOS. This also sets the default operating system to macOS.
What does startup disk mean Mac?
A startup disk is a partition of your drive that contains an operating system. If you want, you can choose what startup disk to use when you boot up your Mac. This is a practice used by many people who decide to use Boot Camp to access Windows and macOS on their Macs.
Why does my Mac have Macintosh HD and Macintosh HD data?
macOS Catalina runs on a dedicated, read-only system volume called Macintosh HD. This volume is completely separate from all other data to help prevent the accidental overwriting of critical operating system files. Your files and data are stored in another volume named Macintosh HD – Data.
How do I get rid of Apple disk image?
The disk image itself is basically treated as a file by Finder. So, after ejecting the disk image (assuming you had it mounted), all you need to do is delete the disk image like like you would any other file. For example, right-click on the disk image and select the Move to Trash option and then empty the trash.
Where is eject key on Mac?
The eject key sits in the upper right corner of most modern Apple keyboards.
What happens if I force eject?
“Failure to safely eject the drive may potentially damage the data due to processes happening in the system background that are unseen to the user.”
How do I fix my hard drive not ejecting properly Mac?
- Test the external drive using a different cable.
- Test a different power supply (external desktop drive)
- Connect to a different USB or Thunderbolt port on your computer.
- Diagnose your external drive by running First Aid. Click here for instructions.
- Reset NVRA or PRAM on your Mac.
What does unmount mean in Disk Utility?
(1) To disconnect a disk drive or optical disc from a computer. When a user selects “eject” to evacuate an optical disc from the computer, the operating system unmounts the medium. Contrast with mount. (2) To remove a disk or tape cartridge from the drive.
Where is utility on Mac?
Finder: You can always get to Utilities with the Finder menu. Click Go > Utilities from the menu bar. Spotlight: Type “Utilities” into your Spotlight search box. You should see it listed on the left under Folders.
Should I run Disk Utility on my Mac?
Use the First Aid feature of Disk Utility to find and repair disk errors. Disk Utility can find and repair errors related to the formatting and directory structure of a Mac disk. Errors can lead to unexpected behavior when using your Mac, and significant errors might even prevent your Mac from starting up completely.
How do I open Utilities on my computer?
How do I restore my Mac without recovery mode?
If your Mac is missing a Recovery partition, then you may be able to restore it, by resetting your PRAM. To reset the PRAM, restart your Mac while holding down the ‘Command+Option+P+R’ keys until you hear macOS’ distinctive startup chimes for a second time.
How do I reinstall my old iMac?
- Start up your Mac pressing Shift- Option/Alt-Command-R.
- Once you see the macOS Utilities screen choose the Reinstall macOS option.
- Click Continue and follow the on-screen instructions.
- Select your startup disk and click Install.
- Your Mac will restart once the installation is complete.
How do I reset my MacBook Air to factory settings 2015?
To do this, press and hold Command+R when restarting your MacBook Air or switching it on, holding both keys until you see the Apple logo. After the Apple logo appears and it’s finished starting up, you are shown the Utilities window. It’s here that you can erase your hard disk and perform the reset.
What is the Option key on a Mac?
The PC-keyboard equivalent of Alt on a Mac is called the Option key, and you’ll find the Option Key on your Mac if you go two keys to the left of the spacebar.
Is it safe to delete Macintosh HD?
Yes, it is safe to delete it if you no longer want the data stored in it.