Consequently, the GPT disk is becoming a critical component of Windows 11. It may be necessary to convert MBR to GPT initially if you are contemplating upgrading your Windows 10 PC to Windows 11.

2] Convert MBR partition to GPT As mentioned in starting, if your system has a UEFI BIOS, then in order to install Windows on it, you will need to have a GPT partition-style disk.

If you can’t create a new bootable drive as mentioned earlier, we can go ahead and convert the GPT partition to MBR and vice-versa depending on the format of our boot drive.

The newer (GPT) standard solves some limitations of the older (MBR) standard. Here's how to tell which standard your drive uses.