Because Windows hasn’t been installed when you encounter the GPT NTFS error, you can’t normally use the software from the desktop as usual. Besides, there’re some more powerful features including primary disk to logical disk conversion and OS to SSD migration. Its built-in GPT-MBR converter helps convert between these 2 partition styles without the need to delete anything. So, this time, I recommend another alternative to get it done without data loss.ĪOMEI Partition Assistant Professional is an all-in-one software utility that majors in disk management.

However, to make this method work, you have to delete all partitions on the target disk beforehand which causes severe data loss. Previously, you’ve learnt that with CMD DiskPart, you can change GPT partition style to MBR via inputting corresponding command lines. How to change GPT partition style without data loss? Wait a few minutes before a GPT disk and an NTFS partition get created. Type “FORMAT FS NTFS LABEL “SYSTEM” QUICK” and hit “ENTER” to format the partition as NTFS. Here, nn is the size in MB, you can create any size based on your own requirement. Now, type “convert mbr” and hit “ENTER” to change GPT to MBR.ħ.

Type “clean” and hit “ENTER” to delete all existing partitions on the target disk.Ħ. “*” represents the sequence number of the disk you want to convert.ĥ. In the CMD windows, type “diskpart” and hit “ENTER”.Ĥ. When the GPT MBR error appears during Windows installation, press SHIFT+F10 simultaneously to bring up CMD.Ģ. DiskPart is able to perform many operations including partition deletion, partition creation, GPT MBR conversion, and partition formatting once you input corresponding commands.ġ. But how when the operating system hasn’t been installed? Here, you can use DiskPart, which is a Windows built-in utility for disk management.

To resolve the GPT NTFS error when installation Windows, you need to convert the GPT disk to MBR first and then, format the partition as NTFS.

How to change GPT partition style to NTFS in CMD?

Testdisk raw to ntfs