Windows 7, Vista and XP previously operated in legacy boot mode (also known as CSM mode), which uses the MBR (Master Boot Record) partition table. Windows 8, 8.1 and 10 are designed to also operate in UEFI boot mode, which uses the GUID partition table (GPT) to take advantage of UEFI’s advanced features, such as the Secure Boot security feature. Windows 8, 8.1 and 10 use UEFI instead of legacy BIOS/MBR modes for booting. This allows for more secure booting and other UEFI features that are not available in BIOS/MBR modes. ..

Secure Boot is now a requirement for Windows 11 upgrades, so if you’re getting the error message “Secure Boot is not supported” or “Secure Boot is not available. We have mentioned steps below to Fix Secure Boot State Unsupported on Windows,” you’ll need to take some action. Microsoft has made this a requirement in order to keep users safe, and it’s something that you’ll want to take into account if you’re considering upgrading to Windows 11. ..

Ways to Fix Secure Boot State Unsupported on Windows

Change to UEFI Boot Mode

Open Run by pressing Windows + R together.

The Msinfo32 utility allows you to view information about your computer.

In System Summary, check the value of BIOS Mode if its UEFI.

Enable Secure Boot from the BIOS or UEFI

Secure Boot is a security feature in modern PCs that helps protect the operating system from being tampered with. If it is disabled in the BIOS/UEFI, this corresponds to an unsupported error message in Windows. ..

Secure Boot Mode is a setting in the BIOS that allows you to protect your computer from unauthorized access by enabling a security feature that requires a password to be entered before the computer can start.

Convert MBR to GPT

Type “cmd” and press Enter. Type “netstat -an” and press Enter. You should see a list of active network connections. ..

  1. Open Disk Manager by typing diskmgmt.msc and hitting Enter.
  2. In the Disk Manager window, you’ll see a list of your computer’s disks and partitions.
  3. To view or change the properties of a disk or partition, double-click it in the Disk Manager window.
  4. To delete a disk or partition, select it in the Disk Manager window and click Delete. ..

Select “Format” from the menu. Enter “NTFS” as the format type and click on “Start.” ..

Select the “Files” tab Select the “Public Documents” tab Select the “U.S. Government Printing Office” tab Click on the “Public Documents” link under the “File Type” column The Public Documents window will open. On this window, you will see a list of all of the public documents that have been published by the U.S. Government Printing Office (GPO). You can select any of these documents to view or print.

Final Words

Windows 10 and Windows 11 have Secure Boot enabled by default, but some users are reporting that Secure Boot State Unsupported is displayed when they try to upgrade to either of these versions. To fix this issue, users can try the following remedies:

  1. Disable Secure Boot on your computer: This can be done by going to the Control Panel and clicking on the “Security” tab. Under “Security Options,” select “Notify me when changes are made to my computer” and then click on the “Disable” button.
  2. Upgrade your computer to a later version of Windows: If you cannot disable Secure Boot on your computer or you do not want to upgrade to a later version of Windows, you can try upgrading your computer to a later version of Windows. This can be done by going to the Microsoft website and clicking on the “Windows Update” button. Under “ Updates for Your PC,” select “Update for All Users” and then click on the “Update Now” button. After updating your computer, you may need to restart it in order for Secure Boot to be enabled again.