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AOMEI Partition Assistant – Convert MBR to GPT without Data Loss

AOMEI Partition Assistant

Normally, the MBR hard disk can only support 2TB hard disk at most, but GPT can support 256TB. We can only create four primary partitions or three primary partitions and one extended partition on an MBR disk at most, but the GPT can support 128 primary partitions at most.

So many users look for a way to convert MBR to GPT during or after Windows installation, which makes them cannot delete or format all partitions for converting. AOMEI Partition Assistant is partition magic that supports to convert MBR to GPT or convert GPT to MBR without deleting partitions to ensure data security.

AOMEI Partition Assistant is also a professional disk management tool, which can help you extend system volume without rebooting the computer, move volumes to change the location of them, allocated free space from one volume to another just by one-click, etc. 

How to convert MBR to GPT without data loss in Windows 10 step by step?

Step 1. Download AOMEI Partition Assistant, install and launch the software, right-click the MBR disk you want to change and then choose to Convert to GPT Disk.

Convert Data Disk to GPT

Step 2. In the pop-up windows, just click OK to continue.

OK to GPT Data Disk

Step 3. Click “Apply” to perform the operation and then your disk will be changed into GPT disk style.

Apply to GPT Data Disk


If you want to change a disk that you don’t want to loss data from MBR to GPT,  AOMEI Partition Assistant is great choice. AOMEI Partition Assistant serves is very useful as a free partition software, because there are many amazing benefits in AOMEI Partition Assistant, such as resize/move partition, create a partition, split partition, merge partitions, allocate free space, clone disk, copy partition, dynamic disk management, etc. I like this partition software, and I think you’ll be attracted by its features. Try it today!

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