How to manage the Windows Boot Manager revocations for Secure Boot ...
bcdboot %systemroot% /s S: Running BCDBoot returns “Boot files successfully created.” After this message is displayed, restart the device back to Windows. If Step 3 does not successfully recover the device, reinstall Windows. Start the device from existing recovery media. Proceed to install Windows by using the recovery media. Logon to Windows.
“An operating system wasn’t found” error when booting Windows
If the Windows folder is on a different drive, use that drive letter instead of “C” in the bcdboot command above. The message, Boot files successfully created, must be shown before you can continue.
2019 SHA-2 Code Signing Support requirement for Windows and WSUS
This copies the boot files from the Windows directory and sets up the boot environment. See BCDBoot Command-Line Options for more details. Before installing any additional updates, install the August 13, 2019 re-release of KB4474419 and KB4490628 for Windows 7 SP1 and Windows Server 2008 R2 SP1.
Windows 10 deployments fail with Microsoft Deployment Toolkit on ...
After you download and extract the contents of the self extracting compressed file, MDT_KB4564442.exe, use the following steps to replace the original files on any affected computers with the Microsoft Deployment Toolkit installed.
Error message when you try to run the BitLocker Drive Encryption ...
Cannot run. The path specified in the Boot Configuration Data (BCD) for a BitLocker Drive Encryption integrity-protected application is incorrect. Please verify and correct your BCD settings and try again.
Use Bootrec.exe in the Windows RE to troubleshoot startup issues
Describes how to use the Bootrec.exe tool to troubleshoot and repair startup issues in Windows Vista and Windows 7.
How to perform a clean boot in Windows - Microsoft Support
Summary A "clean boot" starts Windows with a minimal set of drivers and startup programs, so that you can determine whether a background program is interfering with your game or program. This is similar to starting Windows in Safe Mode, but provides you more control over which services and programs run at startup to help you isolate the cause of a problem. How to perform a clean boot These ...
Use the System File Checker tool to repair missing or corrupted system ...
DISM.exe /Online /Cleanup-Image /RestoreHealth /Source:C:\RepairSource\Windows /LimitAccess In the above command, replace the C:\RepairSource\Windows placeholder with the location of your repair source.
Updating Windows bootable media to use the PCA2023 signed boot manager
Introduction The PowerShell script described in this article can be used to update Windows bootable media so that the media can be used on systems that trust the “Windows UEFI CA 2023” certificate. This certificate is described in KB5025885: How to manage the Windows Boot Manager revocations for Secure Boot changes associated with CVE-2023-24932. How to get the PowerShell script Download ...
Guidance for blocking rollback of Virtualization-based Security (VBS ...
This tool collects information about your device. After starting Msinfo32.exe, scroll down to the Virtualization-based security row. If the value of this row is Running, VBS is enabled and running. The VBS state can also be checked with Windows PowerShell by using the Win32_DeviceGuard WMI class.