How do I reinstall Mac OS after installing Windows?

How do I reinstall Mac OS after installing Windows?

Note: Your Mac needs to be connected to the internet to install or reinstall macOS.

1. Restart your Mac.
2. As your computer is restarting, hold down the Command + R keys.
3. When you are in recovery mode, click Reinstall macOS and then click continue.
4. When the installer window pops up, click Continue.

How do I restore my MacBook Air to original operating system?

How to reset a MacBook Air or MacBook Pro

1. Hold down the Command and R keys on the keyboard and turn on the Mac.
2. Select your language and continue.
3. Choose Disk Utility and click Continue.
4. Choose your startup disk (named Macintosh HD by default) from the sidebar and click the Erase button.

How do I get my IOS back from Windows to Mac?

Restart your Mac in macOS or Windows

1. From the notification area on the right side of the Windows taskbar, click. to show hidden icons.
2. Click the Boot Camp icon .
3. From the menu shown, choose Restart in macOS.

How do I install a new operating system on my MacBook air?

From the Apple menu  in the corner of your screen, choose System Preferences. Click Software Update. Click Update Now or Upgrade Now: Update Now installs the latest updates for the currently installed version.

How do I do a clean install of my MacBook air?

Erase and reinstall macOS

1. Start up your computer in macOS Recovery:
2. In the Recovery app window, select Disk Utility, then click Continue.
3. In Disk Utility, select the volume you want to erase in the sidebar, then click Erase in the toolbar.

How to reinstall OS X on MacBook Air?

You can reinstall while keeping your files and user settings intact. 1. Make sure your MacBook Air is connected to the Internet by using an Ethernet or Wi-Fi. network. (To connect to a Wi-Fi network, follow the instructions on page 43.) 2. In the Mac OS X Utilities pane, select Reinstall Mac OS X and click Continue.

How can I restore my software to my Mac?

You can access these utilities from the Mac OS X Utilities application, even if your computer isn’t starting up correctly. Repair your computer’s disk using Disk Utility. Restore your software and data from a Time Machine backup. Reinstall Mac OS X and Apple applications. Mac OS X and your Apple applications. automatically.

How do I restart my Mac after installing Windows?

Plug in your bootable USB drive and Restart your Mac while holding the Option key. When it restarts, you’ll have a few options. Select the Disk Utility option. In the window, at the top of the left bar, select your Mac’s Main Drive and proceed with the installation.

How to go back to Mac after installing Wi-Fi?

Select OS X (you’ll need to actually click your trackpad here… if you have “tap to click” enabled, it won’t work here since the OS needs to be running for that function). After OS X starts up, go to System Preferences and select Starup Disk.