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1. #Mbr disk problem installing windows on mac mac os#
2. #Mbr disk problem installing windows on mac install#

sudo bless -device /dev/disk3s1 -setBoot -legacy. Your question included the command which is repeated below. Windows on the USB drive may be detected and included in a Windows boot manager.

Delete all partitions on the disk, so you can use GPT (GUID Partition Table). Since you have Windows already installed on the internal drive, try rebuilding the BCD on the internal drive.

#Mbr disk problem installing windows on mac install#

If you don't have an install DVD or USB key there are plenty. Then, from Tools, choose Startup Disk, and see if you can set your system partition. Input list disk, and then select the MBR disk you want to convert by typing select disk x (x is the number of MBR disk) Be carefully and remove all your external drives. From the first installer page choose Disk Utility from the Tools menu. Press SHIFT+F10 at the installation menu Now you will see the command prompt ready. That is because Windows can only be installed to GPT disk in UEFI Boot Mode, but you plan to install Windows on an MBR disk. Boot from an install DVD or USB key (If you have one). On EFI systems, Windows can only be installed to GPT disks. The selected disk has an MBR partition table. Windows cannot be installed to this disk. But if you want to use MBR (Master Boot Record) partition table, then delete all partitions on the disk.Įrror message when you boot from the Windows installation media in UEFI Boot Mode:

#Mbr disk problem installing windows on mac mac os#

CD-ROM Drive and Mac OS 10.1.2+ Installing SanDisk Photo Album 1. Boot from the Windows installation media in UEFI Boot Mode, so you can use GPT (GUID Partition Table). SanDisk device NOT detected by Windows PC: 2: iXpand USB 2.0 / iXpand USB 3.0 / Mini. Boot from the Windows installation media in UEFI Boot Mode, so you can use GPT (GUID Partition Table). (see screenshot below) That is because Windows can only be installed to MBR disk in Legacy BIOS Boot Mode, but you plan to install Windows on a GPT disk. The selected disk is of the GPT partition style. That is because Windows can only be installed to MBR disk in Legacy BIOS Boot Mode, but you plan to install Windows on a GPT disk. Windows cannot be installed to this disk.

where is your SSD disk number.

Type LIST DISK and identify your SSD disk number (from 0 to n disks). The selected disk is of the GPT partition style. From that point, you should be brought back at the initial setup screen.Choose 'Repair' then go to the advanced tools and start the command line. Step 4: Select the newly created partition, enter a name for your new partition (remember the name as you can easily select the newly created partition later while installing Windows), select the size (at least 30 GB), and then select the format as DOS (FAT) or ExFAT. Windows cannot be installed to this disk. Step 3: Next, click on the small + sign to create a new partition. Error message when you boot from the Windows installation media in Legacy BIOS Boot Mode: