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.
   If you haven't installed the latest Boot Camp updates, you might get the message “Could not locate the OS X boot volume.”
   

Or follow these steps:

1. Turn on or restart your Mac. If you're currently in Windows, you can restart by choosing Power from the Start menu. When your Mac begins to restart, press and hold the Option (or Alt) ⌥ key on your keyboard. Release the key when you see a window showing all available startup volumes.
2. Select your Mac startup volume (Macintosh HD), then press Return or click the up arrow:
   

1. Turn on or restart your Mac. When your Mac begins to restart, press and hold the Option (or Alt) ⌥ key on your keyboard. Release the key when you see a window (pictured above) showing all available startup volumes.
2. Select the Boot Camp volume, then press Return or click the up arrow.

Or follow these steps:

1. Choose Apple menu  > System Preferences, then click Startup Disk.
2. Click the lock , then enter your administrator password.
3. Select the Boot Camp volume, then click Restart.

• If you're having difficulty using VoiceOver or another screen reader to complete these steps, please contact Apple Support.
• Learn how to install Windows 10 on your Mac.