disc repair volume could not be unmounted high sierra

If you find this issue when you reinstall macOS on a Physical MacBook, the above method also makes sense.Tips When No Disk To Select Issue Happen On Physical MacBook. Now you can select Reinstall macOS or Install macOS Big Sur to install it again, and you can select the virtual disk partition during the installation process now.ģ. Then close the Disk Utility window to go back to the macOS Utilities window. When the creating partition process is complete, click the Done button to finish it.Input the partition name, select partition format Mac OS Extended ( Journaled ) in the format drop-down list, and click Erase button at bottom of the pop-up window to start creating the partition. Select the virtual disk in Disk Utility left panel, then click Erase button at the top bar, it will pop up a window.Then select Disk Utility in the macOS Utilities window, and click the Continue button.Click Install macOS High Sierra -> Quit Install macOS menu item at the virtual machine window top-left corner to quit the Install macOS High Sierra wizard.The reason for this issue is that there does not has partition on the virtual disk, so we should first create a partition on the virtual disk, then you can select the virtual disk partition to install mac os.

How To Fix No Disk To Select Error When Install Mac OS On Virtual Machine. But you can not select the disk because there is no disk to select.Ģ.

And then it will go to another window to let you select the disk where you want to install os x.

Click the Continue button in the above window, then click Agree button in the next window.

Then it will pop up the install macOS High Sierra or Mojave welcome window.

Start the virtual machine, then select the second item Reinstall macOS in the macOS Utilities window, and click the Continue button.

How To Reproduce Can Not Select Disk To Install macOS Error Window.

Disc repair volume could not be unmounted high sierra