Go to the Applications folder and locate the Install Mac OS X Lion package. At this point you can either create the installation disc, or you can copy the installer to a backup location so you can create the installation disc at a later point. Right-click the installer and choose Show Package Contents.
Índice de contenidos
How do I reinstall Mac OS X without disc?
Reinstall Your Mac’s OS Without an Installation Disc
- Turn your Mac on, while holding the CMD + R keys down.
- Select “Disk Utility” and click on Continue.
- Select the startup disk and go to the Erase Tab.
- Select the Mac OS Extended (Journaled), give a name to your disk and click on Erase.
- Disk Utility > Quit Disk Utility.
21 апр. 2020 г.
How do I make an installation disk for Mac?
The Easy Option: Disk Creator
- Download the macOS Sierra installer and Disk Creator.
- Insert an 8GB (or larger) flash drive. …
- Open Disc Creator and click the “Select the OS X Installer” button.
- Find the Sierra installer file. …
- Select your flash drive from the drop-down menu.
- Click “Create Installer.”
20 сент. 2016 г.
How do I reinstall OS X after deleting a disk?
Select your startup disk on the left, then click Erase. Click the Format pop-up menu (APFS should be selected), enter a name, then click Erase. After the disk is erased, choose Disk Utility > Quit Disk Utility. In the Recovery app window, select “Reinstall macOS,” click Continue, then follow the onscreen instructions.
Do you need a disk to reinstall OS X?
You Have a Fresh Install of OS X. You should now have a fresh copy of Mac OS X installed, and your computer is back to its factory settings. All without the need for a recovery disc or thumb drive.
Can I reinstall macOS without Apple ID?
If you install the OS from a USB stick, you don’t have to use your Apple ID. Boot from the USB stick, use the Disk Utility before installing, erase your computer’s disk partitions, and then install.
How do I reinstall OSX from recovery?
Enter Recovery (either by pressing Command+R on an Intel Mac or by pressing and holding the power button on a M1 Mac) A macOS Utilities window will open, on which you will see the options to Restore From Time Machine Backup, Reinstall macOS [version], Safari (or Get Help Online in older versions) and Disk Utility.
How do I install OSX on a new SSD?
The way I successfully did it was:
- Connect SSD via SATA cable to a Mac. …
- Disc Utility – Erase SSD, then partition SSD and give it a name.
- Insert flash drive with bootable OS ( icon appears on desktop)
- Click on OS icon. …
- Click on new SSD and install.
- When cooked, remove SSD from Mac and insert into mac mini.
19 окт. 2015 г.
How do I make my OSX High Sierra bootable USB?
Create a bootable macOS installer
- Download macOS High Sierra from the App Store. …
- When it’s finished, the installer will launch. …
- Plug in the USB stick and launch Disk Utilities. …
- Click the Erase tab and make sure Mac OS Extended (Journaled) is selected in the format tab.
- Give the USB stick a name, then click Erase.
25 сент. 2017 г.
How do I install a new operating system on my Mac?
How to reinstall macOS
- Apple silicon: Turn on your Mac and continue to press and hold the power button until you see the startup options window, which includes a gear icon labeled Options. Select Options, then click Continue.
- Intel processor: Make sure that your Mac has a connection to the internet.
15 янв. 2021 г.
How do I recover a deleted Macintosh HD?
To recover after deleting a Macintosh HD with Disk Utility, you need to restore both the operating system and your files from your Time Machine backup disk:
- Connect your Time Machine backup disk.
- Turn on your Mac and immediately press and hold Command (⌘)-R.
- Choose the option to restore from a Time Machine Backup.
27 окт. 2020 г.
What if I deleted Macintosh HD?
You won’t lose your own files, or apps that you might have installed. … This reinstall just copies a fresh set of your operating system files. Then, restarts, finishes the install with those downloaded files. The install process might take more than 30 minutes, but you should boot back into your hard drive, no harm done.
How do I install OSX on new hard drive from USB?
Once your new disk is installed, do the following.
- Insert the flash drive in a USB port on your Mac.
- Start the Mac and hold down the option key.
- Select to boot from the flash drive.
- Use the Disk Utility application to create a single partition to install El Capitan (OS X 10.11).
- Quit the Disk Utility application.
23 июл. 2016 г.
How do I reinstall OSX without Internet?
Installing a fresh copy of macOS via Recovery Mode
- Restart your Mac while holding down the ‘Command+R’ buttons.
- Release these buttons as soon as you see the Apple logo. Your Mac should now boot into Recovery Mode.
- Select ‘Reinstall macOS,’ and then click ‘Continue. ‘
- If prompted, enter your Apple ID.
How do I update my Mac operating system?
Choose System Preferences from the Apple menu , then click Software Update to check for updates. If any updates are available, click the Update Now button to install them. Or click “More info” to see details about each update and select specific updates to install.
How do I wipe my Mac and start over?
The best way to restore your Mac to factory settings is to erase your hard drive and reinstall macOS. After macOS installation is complete, the Mac restarts to a setup assistant that asks you to choose a country or region. To leave the Mac in an out-of-box state, don’t continue setup.
