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What happens when you wipe a Mac hard drive?
Erasing your Mac permanently deletes its files. If you want to restore your Mac to factory settings, such as to prepare it for a new owner, first learn what to do before you sell, give away, or trade in your Mac.
How do I choose my startup disk Mac?
Change your startup disk for every startup On your Mac, choose Apple menu > System Preferences, then click Startup Disk. If the lock at the bottom left is locked , click it to unlock the preference pane. Click the icon of the disk you want to use, then click Restart.
How do I select the startup disk on my Mac?
When you see the available startup disks, select one, then click the Up arrow (on Mac) or Continue button (on Mac with Apple silicon.) The next time you restart your computer, it starts up from the disk selected as your startup disk in System Preferences. On your Mac, choose Apple menu > System Preferences, then click Startup Disk.
What happens when I reinstall Mac OS without erasing the drive?
That allows you to run Disk Utility, reinstall or wipe and install the system, access Terminal for command-line functions, and so on. In that mode, when you choose to reinstall without erasing the drive, my recollection is that Recovery looks for the current OS system installer on your startup disk in the Applications folder, and uses that.
Can you change the startup disk to the selected disk?
You can’t change the startup disk to the selected disk. The bless tool was unable to set the current boot disk. What could be the issue with the internal drive or how can I fix it? The first thing I’d try is resetting the NVRAM: Shut down your Mac. Locate the following keys on the keyboard: Command (⌘), Option, P, and R. Turn on your Mac.
How can I get OS X to install from disk?
You need to install the original OS X that is on the install disc and let the new owner update with their Apple id. You need to install the original OS X that is on the install disc and let the new owner update with their Apple id. thank you, I would like that very much but how do I get the MacBook to install from disk please?