How To Remove Windows 10/Boot Camp Partition From Mac

How to Remove Bootcamp Partition/Windows from Mac

If you have already backed up the important files on the Windows partition, now we can move to learn how to delete Bootcamp partition from Mac.

The Apple-recommended solution is to use Boot Camp Assistant to remove Windows or a partition that was created with Boot Camp. So, you should apply this method first. And, if Boot Camp doesn't work, you can try other built-in tools - Disk Utility and Terminal. We will provide a step-by-step guide for each method.

How to Remove Bootcamp Partition with Boot Camp Assistant

1. Start up your Mac in macOS. Restart the Mac and hold down the Option key, release the key and choose macOS from the boot menu.
2. Quit all open applications and log out any other users.
3. Search Boot Camp Assistant in Spotlight and open the utility.
4. When Boot Camp Assistant introduction appears, click Continue.
5. If the Select Tasks step appears, select Remove Windows 10 or later version, then click Continue.
6. If your Mac has a single internal disk, click Restore. If your Mac has multiple internal disks, select the Windows disk, select Restore disk to a single macOS partition, then click Continue.
7. Enter the admin password if asked to start the process.
8. The Partition Removed message shows when the process completes.

How to Delete Windows from Mac with Disk Utility

With Disk Utility, Mac's disk manager, you can First Aid and repair disk, add or delete volumes, partition disks, restore, and erase internal disks and external storage devices. Let's see how to delete the Boot Camp partition using Disk Utility.

1. Run macOS on your Mac computer.
2. Quit any unnecessary apps.
3. Open the Disk Utility on your Mac. Press command+spacebar to launch Spotlight search and open Disk Utility App.
4. On the left sidebar, select the Windows Partition.
5. Click the Erase button on the toolbar.
6. Choose the format same with macOS partition, APFS, or Mac OS Extended.

If the Erase button is greyed out, you can boot the Mac into macOS Recovery Mode and use Disk Utility to try again.

How to Uninstall Windows from Mac with Terminal

If some Mac programs malfunction or become unresponsive, you can use Terminal to quickly take control of your operating system and make changes. By entering some command lines, you can easily force quit an app, change a directory, reset the Mac password, as well as to delete Windows from Mac.

1. Open the Terminal app via Spotlight.
2. Enter the following command: diskutil list
3. If the command has been executed accurately, it will display a list of disk and partitions: sudo diskutil eraseVolume JHFS+ deleteme /dev/disk0s3
4. Find the name of the disk and Windows partition that you want to remove. It locates under the 'IDENTIFIER' column.
5. Replace disk0s3 with the name of the Boot Camp partition.
6. Enter your password and click Action.

Fixed! Mac Won't Boot After Deleting Windows Partition

This post tells how to fix the Mac won't boot issue after deleting the Windows partition using the Boot Camp Assistant.