How to obtain this update. To resolve this issue, we have released an update through Windows Update and Microsoft Download Center for Windows 8.1 and Windows Server 2012 R2. The resolution is to modify Windows Authz not to require the presence of the optional SECURITY_DESCRIPTOR structure.

Swipe in from the right edge of the screen, and then tap Search.Or, if you are using a mouse, point to the lower-right corner of the screen, and then click Search.Type Command Prompt in the Search box, right-click Command Prompt, and then click Run as administrator.If you are prompted for an administrator password or for a confirmation, type the password, or click Allow.

Summary. CVE-2021-42291 addresses a security bypass vulnerability that allows certain users to set arbitrary values on security-sensitive attributes of specific objects stored in Active Directory (AD) or Lightweight Directory Service (LDS). To exploit this vulnerability, a user must have sufficient privileges to create a computer derived object ...

Windows 11 Windows 10. If your system is asking you for your BitLocker recovery key, the following information may help you locate your recovery key and understand why you're being asked to provide it. Important: Microsoft support is unable to provide, or recreate, a lost BitLocker recovery key. Where can I find my BitLocker recovery key?

Summary. This security update makes improvements to Secure Boot DBX for the supported Windows versions listed in the "Applies to" section. Key changes include the following: Windows devices that has Unified Extensible Firmware Interface (UEFI) based firmware can run with Secure Boot enabled.

How to obtain this update. To resolve this issue, we have released an update through Windows Update and Microsoft Download Center for Windows 8.1 and Windows Server 2012 R2. The resolution is to modify Windows Authz not to require the presence of the optional SECURITY_DESCRIPTOR structure.

Open the Surface app. In the Surface app, expand Help & support to check if the update status is "You're up to date" or something else. If needed, select the option to update the devices. Note: If you don't have the Surface app installed, you can download the Surface app from the Microsoft Store.

Recover lost files on Windows 10. If you can’t locate a lost file from your backup, then you can use Windows File Recovery, which is a command line app available from the Microsoft Store. Use this app to try to recover lost files that have been deleted from your local storage device (including internal drives, external drives, and USB devices ...

Microsoft Defender Antivirus is a powerful tool that finds and removes malware from your PC. Here's how to use it in Windows 10 or 11 to scan your PC. Important: Before you use Microsoft Defender Offline, make sure to save any open files and close apps and programs. Open your Windows Security settings.

Windows 11 Windows 10. PC Health Check app brings you up to date info on your Windows device health, helping you take action to improve your device performance and troubleshoot performance problems. It is periodically updated based on customer feedback to help you make the most of your Windows PC. How to open PC Health Check.