Open an administrator command prompt window, run bcdboot.exe. This copies the boot files from the Windows directory and sets up the boot environment. See BCDBoot Command-Line Options for more details.

This article talks about how to use the Bootrec.exe tool in the Windows RE to troubleshoot and repair the following items in Windows Vista or Windows 7: A master boot record (MBR) A boot sector. A Boot Configuration Data (BCD) store.

Once it is found, type the following command: bcdboot C:\Windows /S C: In this case, C is the drive where the \Windows folder was found. If the Windows folder is on a different drive, use that drive letter instead of “C” in the bcdboot command above.

KB5025885: How to manage the Windows Boot Manager revocations for Secure Boot changes associated with CVE-2023-24932. Windows Server 2012 Windows Server 2012 R2 Windows 10 More... IMPORTANT You should apply the Windows security update released on or after April 9, 2024, as part of your regular monthly update process.

Resolution. To fix this, use the following methods to troubleshoot this Windows Start error. Note To complete these steps, you must have a Windows 8.1, Windows 8, Windows 7 or Windows Vista installation disc. If you do not have a disc, please contact your computer manufacturer or Microsoft Support to obtain one.

Symptoms. Windows 10 deployments using the Microsoft Deployment Toolkit (MDT) build 8456 fail when used with the Windows Assessment and Deployment Kit (ADK) for Windows 10, version 2004. The BIOS firmware type is incorrectly identified as UEFI resulting in failures when refreshing an existing computer with a new version of Windows.

If the steps above don't work, you may need to reinstall Windows. For more info, see Windows 10 recovery options. Describes how to use the System File Checker tool to troubleshoot missing or corrupted system files in Windows 8.1, Windows 8, Windows 7 or Windows Vista.

Resolution. To resolve this problem, edit the following BCD entries: Windows Boot Manager Set this entry to point to the system partition. To do this, follow these steps:

Method 1. To delete the contents of the Temp folder from a command prompt, follow these steps: Click Start, Click Shut Down, and then click Restart in MS-DOS mode. At the command prompt, type cd\, and then press the ENTER key. where x the name of the drive in which Windows is installed, and then press ENTER. del *.*and then press ENTER.

The Bluetooth icon is missing, or Bluetooth can't be turned on or off. Bluetooth doesn't work after a Windows update is installed. Bluetooth doesn't work after you upgrade to Windows 11 from Windows 10. Bluetooth doesn't appear in Device Manager, and there are no unknown devices listed.