Once you have converted the drive, you can change the Boot Mode from Legacy to UEFI without the No Boot Device Found error.Īlternatively, if you are going to clean install Windows 11, make sure to install Windows 11 (or Windows 10) in the UEFI mode to prevent any issues in the future.
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Related: How to Convert MBR to GPT Without Losing Data in Windows You can learn more about using MBR2GRP here. Next, use the MBR2GTP tool to convert your installation drive/disk from Master Boot Record (MBR) to the GUID Partition Table (GPT) without modifying or deleting data on the disk. You can easily boot into your existing Windows 10 installation by changing the Boot Mode to Legacy from UEFI again in the BIOS setup. You may encounter the No Boot Device Found error if you change the Boot Mode for an existing Windows 10 installation from Legacy to UEFI. No Boot Device Found Error After Changing Boot Mode from Legacy to UEFI Highlight the Secure Boot option using the arrow keys and hit Enter.Ĭhoose Enabled to enable Secure Boot on your PC. Use the Up and Down arrow keys to select UEFI, and hit Enter to select the option. To change the Boot Mode, press Enter while the Boot Mode is highlighted.Ĭhoose UEFI from the options. Highlight Boot Mode and check if it is set to Legacy. In the BIOS setup utility, use the arrow keys to open the Boot tab. If you need help, refer to our guide on how to enter BIOS for more tips. Different laptop and PC manufacturers may use other function keys such as F12, F10, F8, or Esc key to enter BIOS. Restart your system and start pressing F2 to enter BIOS setup. Please note that the tab names may vary between manufacturers, but the instructions should translate roughly across hardware.įollow these steps to enable Secure Boot compatibility in Windows 10.Ĭlose all the open Windows and save your work. To fix this error, you should set the Boot Mode to UEFI and enable Secure Boot, and then make sure TPM 1.2/2.0 is enabled on your computer. How to Fix the "This PC Can't Run Windows 11 Error?"
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