This information includes where partitions begin and end on the physical disk, so your operating system knows which sectors belong to each partition and which partition is bootable. MBR (Master Boot Record) and GPT (GUID Partition Table) are two different ways of storing the partitioning information on a drive. And if you face any issues, let us know in the comment section below.You have to partition a disk drive before you can use it. If you want to learn how to use Windows 10 Media Creation Tool or enable the new Eco mode on Windows 10, check out our linked articles right now. On a live Windows 10 PC, you can pull off this conversion with ease. The best part about this method is that you don’t need to create any bootable stick. So that is how you can convert the partition style from MBR to GPT without erasing any of your data on Windows 10. You are done.Ĭonvert MBR to GPT Disk on Windows 10 PCs Without Losing Data Here, the “ Partition style” should mention GPT. Right-click on the desired disk -> Properties -> Volumes. Press the “Windows +X” shortcut and open “Disk Management”. Now, boot up your Windows 10 PC, and verify the partition style as we did above. Keep in mind that your PC won’t boot unless you make this change.ĥ. You can follow the steps detailed in the section above to change the “Legacy mode” to UEFI from BIOS. At the end, you will see a message saying, “Before the new system can boot properly, you need to switch the firmware to boot to UEFI mode!” So, restart your computer and boot into the BIOS, and change the firmware mode to UEFI. Users who have custom-built PCs also need to find the BIOS key based on the motherboard manufacturer.Ĥ. It should be one of these - F1, F2, F3, F9, F10, Esc, etc. You need to find the BIOS key for your PC from the internet. Note: For example, HP laptops generally have F10 as the BIOS key. Every computer has a different BIOS key, and you might need to search for it on the internet. Restart your Windows 10 computer, and while the computer boots up, press the BIOS key.

Change Legacy Mode to UEFI in BIOS Firmwareġ.This way, you will be certain where to look for the correct settings page, post the conversion.

You will also have to perform this action after the conversion anyway. With that said, I suggest even UEFI users boot into their BIOS to find the correct UEFI menu. In case it reads Legacy, you will have to follow this guide to change the firmware mode to UEFI. If it’s UEFI, your PC is supported, and you can go ahead with the process to convert MBR to GPT on Windows 10. Under “System Summary”, look for “ BIOS Mode“.

How to format my hard drive to gpt