How to Convert MBR to GPT Disk with AOMEI Partition Assistant

Now that MBR has many limitations and GPT has many advantages. Why not convert MBR to GPT disk?

Comparison

Limitations of MBR

  • MBR disks support up to 2TB
  • Supports only four primary partitions


Advantages of GPT disk

  • GPT disks support larger than 2TB
  • GPT disks allow an almost unlimited number of partitions(Windows: 128), as well as unlimited primary partitions
  • Every partition on GPT disk can has a name which is different from partition label.
Method 1
Method 1 of 2:

Convert MBR to GPT with AOMEI Partition Assistant

  1. Image titled Convert MBR to GPT Disk with AOMEI Partition Assistant Step 1
    1
    Run AOMEI Partition Assistant Standard Edition. Select the data disk(Disk 2) you want to convert, right click then select "Convert to GPT Disk" in the drop-down menu.
  2. Image titled Convert MBR to GPT Disk with AOMEI Partition Assistant Step 2
    2
    In the pop-up window, click "OK" after confirming the operation.
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  3. Image titled Convert MBR to GPT Disk with AOMEI Partition Assistant Step 3
    3
    Back to the main screen, You can preview the conversion. To commit the change, please click "Apply" on the toolbar.
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Method 2
Method 2 of 2:

Convert MBR to GPT with "diskpart.exe"

  1. Image titled Convert MBR to GPT Disk with AOMEI Partition Assistant Step 4
    1
    Click "Start", and input "diskpart" in the searching box.
  2. Image titled Convert MBR to GPT Disk with AOMEI Partition Assistant Step 5
    2
    Input "list disk", and then select the disk you want to convert by typing "select disk x".
  3. Image titled Convert MBR to GPT Disk with AOMEI Partition Assistant Step 6
    3
    Input "list partition" (this step will delete all files in your hard disk!)and then select the existing partitions and delete all of them by typing "delete partition x" command.
  4. Image titled Convert MBR to GPT Disk with AOMEI Partition Assistant Step 7
    4
    Input "convert gpt".
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References

  1. AOMEI Partition Assistant Freeware to convert MBR to GPT

About This Article

wikiHow is a “wiki,” similar to Wikipedia, which means that many of our articles are co-written by multiple authors. To create this article, volunteer authors worked to edit and improve it over time. This article has been viewed 49,913 times.
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Co-authors: 3
Updated: October 19, 2020
Views: 49,913
Categories: Computers and Electronics
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