How to Convert MBR to GPT

 

How to Convert MBR to GPT

Error: 

Windows cannot be installed to this disk. The selected disk has an MBR partition table. On EFI Systems, Windows can only be installed to GPT disks.

Master Boot Record (MBR) –disks are use the Standard BIOS Partition table. GUID Partition Table (GPT) disks are use unified Extensible Firmware Interface UEFI. The Main advantage of GPT disks is that you can more four partition on each disk. GPT is also required for disks larger than 2TB (Terabyte).

Converting MBR to GPT Using Command line

During the time of Operating System (OS), its will shows error “Windows cannot be installed to this disk. The Select disk has a MBR partition table. On EFI Systems, Windows can only be installed to GPT disks”.

Follow this instruction to fix this issues

Following steps to convert MBR to GPT

1. Click Start Button and Type CMD and Choose Run as administrator.

2.     Type diskpart and hit enter key. ( When you see the dialog Box asking for Permission, Please Click Yes )

3.     Type listdisk ( Its shows all the drive )

4.     Type select disk 1 ( replace with your disk number of MBR Disk List)

5.     Type Clean

6.     Type Convert gpt

7.     Type Exit and Hit Entry Key.

For Example Show the Picture below.

Create partition once Convert to GPT and also install the Operating System (OS) without any issue.

How to Change MBR to GPT via Computer Management.

To change a data disk to GPT, you must delete all the partitions on the MBR disk in Disk Management. Otherwise the “Convert to GPT Disk”, Option Will be greyed out in Disk Management. You will see it choosable after removing the Existing Partitions.

Steps to Change MBR to GPT by Disk Management

Step 1. Righ-click on "This PC" or "My Computer", choose "Manage", and select "Disk Management".

Step 2. Right-click each partition on the target MBR disk and choose "Delete Volume".

Step 3. Click "OK" to confirm the deletion, and repeat Step 2 to delete all partitions on the disk.

Step 4.When the whole disk displays as unallocated, right-click on the MBR disk and choose "Convert to GPT Disk".

Close Disk Management. Use your new disk to create as many partitions as you want or install a new Operating System OS on the disk.