A recoverable error occurs when Winload.efi or Winresume.efi is loaded, and then Windows Recovery Environment (WinRE) is started. In the scenario, the startup process may hang (stop responding) at a black screen.

You attach a storage device that has more than four partitions to a computer that has the Unified Extensible Firmware Interface (UEFI) mode enabled. You insert a Windows 7 or Windows Server 2008 R2 installation DVD into a drive of the device, and then you start the computer from the DVD.

Press any key to boot from CD/DVD. In this scenario, you receive an error message that resembles the following: Boot failed. Cause. This issue occurs because the boot manager compares two device signatures incorrectly.

This update makes improvements to the "safe operating system" (Safe OS) that is used to update the Windows recovery environment (WinRE) for Windows 11. How to get this update. Install this update. Prerequisites. There are no prerequisites to apply this update. Restart information. You don't have to restart your device after you apply this update.

This update makes improvements to the Windows recovery features for Windows 10, version 20H2, 21H2, and 22H2. REMINDER. Windows 10, version 2004 reached end of servicing on December 14, 2021 for all editions. For more information, see here.

Summary. This update makes improvements to the Windows recovery features for Windows 11, version 21H2. How to get this update. Install this update. Prerequisites. There are no prerequisites to apply this update. Restart information. You don't have to restart your device after you apply this update. Update replacement information.

Installation instructions. KB5034441 automatically installs this update. To apply this update manually to WinRE, see Add an update package to Windows RE. Or for a sample script, see KB5034957: Updating the WinRE partition on deployed devices to address security vulnerabilities in CVE-2024-20666. Update replacement information.

This update makes improvements to the "safe operating system" (SafeOS) that is used to update the Windows recovery environment (WinRE) for Windows 11 (original release). How to get this update. Install this update. Prerequisites. There are no prerequisites to apply this update. Restart information.

Installation instructions. KB5034440 automatically installs this update. To apply this update manually to WinRE, see Add an update package to Windows RE. Or for a sample script, see KB5034957: Updating the WinRE partition on deployed devices to address security vulnerabilities in CVE-2024-20666. Restart information.

This update makes improvements to the Windows recovery features for Windows 10, version 21H2 and 22H2. How to get this update. Install this update. Prerequisites. There are no prerequisites to apply this update. Restart information. You don't have to restart your device after you apply this update. Update replacement information.