How to convert MBR to GPT when installing Windows

When installing a new Windows operating system on your computer, especially 64-bit versions, you may sometimes see the message " Windows cannot be installed to this disk. The selected disk has an MBR partition table. On EFI systems, Windows can only be installed to a GPT disk" during the drive selection step.

Convert MBR to GPT when installing Windows.

This error occurs when your computer is using a hard drive formatted as MBR, but the operating system requires the hard drive to be GPT. In this case, you will need to format the hard drive, converting it from MBR to GPT .

 

First, prepare a USB drive or Windows installation disc, connect it, and restart your computer. If installing Windows using a USB drive, on the first boot screen, use the shortcut key to access the Boot Options to go to the installation window.

Next, you select the settings when installing a new operating system as usual. When you reach the drive selection screen, follow these steps:
Step 1: Press the Shift + F10 shortcut key combination to open the Cmd window .

Step 2: Type the command diskpatrt and then press Enter .

Step 3: Continue by typing the command `list disk` and pressing Enter .
In the list of hard drives, you will see the information of the hard drive connected to the device, which is named Disk 0, 1, 2,. by default in the `Disk ####` column . For computers with multiple hard drives, you can only distinguish them by their capacity in the `Size` column . Additionally, hard drives formatted with GPT will be marked with an asterisk (*) in the `GPT` column , and vice versa.

Step 4: After identifying which hard drive needs to be converted from MBR to GPT, enter the command ` select Disk [drive letter]` and press Enter . In this example, Taimienphi needs to convert the format for Disk 0.

Step 5: Next, enter the command `clean` and press Enter to delete all data.

Step 6: Type the command ` convert GPT` . Press Enter to begin the hard drive format conversion process.

After the conversion process is complete, return to the Windows Setup screen , click the Refresh button to update again. Click New to re-partition the hard drive and continue the installation as usual.

So, Taimienphi has finished guiding you through the steps to convert MBR to GPT directly on the Windows installation screen. With this simple trick, you won't need to install or use any complicated tools, and you can still convert your hard drive format quickly and efficiently as desired.

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