Now, in Terminal, enter the following command:ĭiskutil eraseVolume fat32 BOOTCAMP disk0s4 You will get a result like the one below:Ģ: Apple_CoreStorage Macintosh HD 201.3 GB disk0s2ģ: Apple_Boot Recovery HD 650.0 MB disk0s3Ġ: Apple_HFS Macintosh HD +201.0 GB disk1Īs you can see, in this example, number 4 indicates that Boot Camp disk is disk0s4. To fix this problem, launch the Terminal app on your Mac (Applications > Utilities > Terminal) and enter the followings commands and press enter: Please first, check for updates. On your Mac, go to Apple menu > System Preferences, then click Software Update.
See also: This Item Is Temporarily Unavailable. Note that Time Machine cannot backup Windows partition. You can back up your Mac with Time Machine.
Please note that before trying anything, make sure that you have a full backup of macOS. If you are having this problem too, please try the following tips. This article explains how you can troubleshoot this error.
The startup disk must be formatted as a single Mac OS Extended (Journaled) volume or already partitioned by Boot Camp Assistant for installing Windows” error (see the image below) when they attempt to use, install or remove Windows on Mac with Boot Camp Assistant.
Several users have reported that they are receiving the “ The startup disk cannot be partitioned or restored to a single partition. Facebook Twitter Pinterest LinkedIn Print Emailīoot Camp is a very useful macOS tool that can help you install and use Microsoft Windows on your Mac.