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.
Can you reinstall macOS without WIFI?
As long as you have an active Internet connection, you can reinstall macOS via Internet Recovery instead. To use Internet Recovery, you’ll need a network with WPA (Wireless Protected Access), WPA2, or WEP (Wired Equivalent Privacy) security.
How do I restore my Mac without Internet?
Hold down Command-Option/Alt-R and press the Power button. (On some Mac keyboards the Option key will be named Alt). Hold down those keys until you a spinning globe and the message “Starting Internet Recovery.
How do I install macOS without WIFI?
Just connect the USB disk and press the Option/Alt Key when you hear the boot sound. The Mac will then display all the startup disks available. Pick the USB drive starting with the label “Install macOS” and follow on-screen instructions to complete the installation.
How do I do a fresh install of OSX?
Erase and reinstall macOS
- Start up your computer in macOS Recovery: …
- In the Recovery app window, select Disk Utility, then click Continue.
- In Disk Utility, select the volume you want to erase in the sidebar, then click Erase in the toolbar.
Will I lose data if I reinstall Mac OS?
2 Answers. Reinstalling macOS from the recovery menu does not erase your data. However, if there is a corruption issue, your data may be corrupted as well, its really hard to tell. … To gain access to the disk depends on what model Mac you have.
How do I restore my Mac without reinstalling operating system?
How to use the Erase All Content and Settings feature to reset a Mac
- Open Apple menu > System Preferences.
- Select System Preferences from the Apple menu bar.
- Choose Erase All Content and Settings.
- Type your admin password and click OK and Continue.
- Read the warnings and select Erase All Content & Settings.
How do you completely reset a Mac?
How to Factory Reset: MacBook
- Restart your computer: hold the power button > select Restart when it appears.
- While the computer restarts, hold down the ‘Command’ and ‘R’ keys.
- Once you see the Apple logo appear, release the ‘Command and R keys’
- When you see a Recovery Mode menu, select Disk Utility.
Which Macs have Internet recovery?
A few Macs from 2010 and 2011 can have their firmware upgraded so that they gain support for internet recovery.
- MacBook Pro (13-inch, Early 2011)
- MacBook Pro (15-inch, Early 2011)
- MacBook Pro (17-inch, Early 2011)
- iMac (21.5-inch, Mid 2011)
- iMac (27-inch, Mid 2011)
- MacBook (13-inch, Mid 2010)
What do you do when your Mac doesn’t go into recovery mode?
How to Fix Mac Won’t Boot into Recovery Mode/Command R Not Working?
- Use a bootable installer.
- Use another keyboard.
- Make sure your keyboard is properly connected to your Mac.
- Reset SMC.
- Use Safe Mode.
- Use Time Machine backup.
- Use Mac Internet Recovery to reinstall macOS.
How do I reinstall Macintosh HD?
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 reinstall Mac OS from USB?
Simply plug your created USB drive into an open USB port on your Mac. Power on the system, or restart it if it’s already on. Immediately press and hold the Option (Alt) key on your keyboard when it starts booting. You should now see an option to select your USB drive as a startup disk.