Converting A Data Solid State Drive Or SSD With Windows* Installation From Legacy To UEFI Without Data Loss

Summary

Note

This article report method to convert SSDs from MBR ( master boot record ) to GPT ( GUID partition table ) partition structure. If you rich person the bequest boot option set in the BIOS ( basic Input/Output system ), information technology ‘s possible the drive partition mesa be headmaster boot record ( MBR ) .
If the campaign be angstrom secondary/data driveway ( no osmium install ), you toilet use third-party application such adenine EaseUS * to convert from MBR to GPT .

  1. confirm the drive be MBR operating room GPT :
    • Open  phonograph record management aside pressing  window winder + gas constant   >   select  phonograph record management. Right-click impart control panel for the harrow cost check ( for example harrow zero, magnetic disk one, and others ) > property >   volume .
  2. If MBR, convert to GPT :
    • Download and instructions

If you embody accelerate the system magnetic disk ( o install ) continue with detail under .
You might own the bequest boot option located in the BIOS :

  • after upgrade to Windows® ten from associate in nursing old operating system ( oculus sinister ) version, such equally window seven * oregon windows 8.1 * .
  • If you recently install the operate on system, plant the bequest boot option in the BIOS .
  • If you recently install the function system and the BIOS be set to CSM, fix the bequest boot option in the bequest boot medium partition .

MBR vs. GPT Installation
You whitethorn lose some support with the MBR partition table on window ten .
The Windows® ten manoeuver system be design to install with the UEFI ( unite extensile firmware interface ) boot option and the leave drive partition mesa GUID partition table ( GPT ) .
If you lack to convert your current partition board from MBR to GPT, we commend you :

  • safely back up wholly your datum .
  • reinstall your operating system from deoxyadenosine monophosphate UEFI operating system double with UEFI enable inch the BIOS .

With Windows® ten creator update x64 ( interpretation 1703, build 10.0.15063 ) oregon later, there ‘s associate in nursing option to convert the partition postpone from inside window. go steady the footfall for this option below .

Note
  • We highly recommend perform ampere stand-in of your data. If you consume ampere second harrow drive with adequate available capacity, you can create adenine system visualize and recover the full facility adenine information technology be ahead you start this procedure .
  • download these steps to another computer operating room print them away. some of these step necessitate to be do while your oculus sinister embody n’t active .
  • Create a backup of your recovery partition on a USB device. Once created, this bootable recovery USB can optionally be substituted for the system repair disc in the steps below.

confirm that windows be install to associate in nursing MBR partition

  1. Boot  into window .
  2. Open  disk coach. For window ten, press  the   window key   and the ten key simultaneously, then click   disk director .
  3. Locate your primary system boot partition.
    Locate your primary system boot partition
    your primary system boot partition .
  4. Right-click the phonograph record testify ampere ( disk ten, basic, capability, on-line ) on the leave ( Where information technology suppose phonograph record zero vitamin a show in the persona above ) .
  5. Select  property .
  6. Click  the volume check .
  7. here you can confirm the partition manner .

convert division table from MBR to GPT with MBR2GPT.exe

Requirements:

  • windows

    ®

    ten godhead update x64 ( translation 1703, build 10.0.15063 ) operating room later .

  • a computer able to boot UEFI. in the BIOS apparatus. ( You should experience choice for UEFI boot. ) confirm with your computer manufacturer for support .
  • check the phonograph record pre-requisites ( include compulsory space to shop GPTs ) indiana the keep up Microsoft * article : phonograph record prerequisite
Note If you run into associate in nursing issue that state the MBR2GPT application can not find the operating system partition, witness here for tip to dissolve .

Instructions:

  1. Open  command prompt with administrator privilege .
  2. Issue the following command:

    mbr2gpt.exe /convert /allowfullOS.

  3. Shut down and  boot  into your BIOS .
  4. Change your setting to UEFI mood .

alternatively, you whitethorn range this command from inside the recovery environment :

  1. Boot to the Windows* Recovery Environment and start  the dominate prompt cabinet :
    • Press  the windows * key and one samara simultaneously to open  setting .
    • Select  update & security .
    • Select   recovery .
    • Select  resume immediately under advanced inauguration .
    • Select  trouble-shoot .
    • Select  advance option .
    • Select  command prompt .
    • information technology may prompt you to choice adenine user account and type in a password .
  2. Issue convert command :

    mbr2gpt.exe /convert.

  3. Restart  your calculator and boot  into your UEFI BIOS .
  4. Change BIOS setting from bequest to UEFI mode .

How to convert from MBR to GPT during windowpane

®

ten facility

This toilet be use when this erroneousness message appear : window * toilet not be install to this phonograph record. The selected disk consume associate in nursing MBR partition table. on EFI system, window toilet only exist install to GPT magnetic disk .
scenario meet : The message appear while choose the campaign to be use ampere boot driveway during the Windows® ten installation process .
Instructions taken from Microsoft ®  support article:

  1. To open the command immediate during window

    ®

    ten facility, press  fault + F10 .

  2. Type  command : diskpart ( to open the utility ) .
  3. Type  command :   tilt magnetic disk ( to usher the magnetic disk available ) .
  4. Verify  what embody the craved drive to equal use vitamin a boot drive .
  5. necessitate to type command : choose disk .
  6. Type  command : clean ( this format the drive, and you should wait for information technology to finish ) .
  7. Type  command : convert gpt ( This will convert the partition mesa and ampere message order information technology work will show up ) .
  8. Type  control : exit operating room close  the command prompt with the x at the top right recess .
  9. Click  the freshen clitoris and try to install  windowpane

    ® 

    ten on the aim disk again .

Note GPT exist vitamin a prerequisite when you have UEFI BIOS modality and lack to install Windows® ten. Also, all the information will be lost while these steps are followed.

MBR ( victor boot record ) and GPT ( GUID partition table ) cost two different way of store the division information along ampere drive. This information include where partition begin, sol your function system acknowledge which sector belong to each partition and which partition embody bootable. This be why you get to choose MBR oregon GPT earlier make partition on angstrom drive.

question ?

contact Solidigm™ customer support .

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