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  1. Change the boot entry in the bios setting. Under the Hard Drive category, drive C should be the first boot item.

    Drive C should be the first boot item

  2. Save the setting and reboot the device. The boot process stops because the operating system is not found.

    Operating system not found

  3. Boot from the Windows installation media (DVD or USB disk) then click Repair Your computer.

    click Repair Your computer

  4. Click Troubleshoot.

    Click Troubleshoot

  5. In Advanced options, click Startup Repair. After the startup repair process is completed, the system will reboot automatically.

    Click Startup Repair

  6. After Windows boot successfully, start a command prompt as an Administrator.

    Run the command "bdehdcfg -target default. After the command is completed, a new system reserved partition is created in system disk. Restart the computer to apply the changes.

    Run command to create a new system reserved partition in system disk

  7. Configure Windows Recovery Environment.

    Start a command prompt as an Administrator and run the command "reagentc /info" to query the information of Windows Recovery Environment.

    Run command to query Windows Recovery Environment information

  8. If it is disabled, run the command "reagentc /enable" to enable Windows Recovery Environment.

    Run command to enable Windows Recovery Environment

  9. After the Windows Recovery Environment is configured, Windows is ready for the installation of FDE.

    Windows is ready for FDE installation

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