Summary. This article describes the protection against the publicly disclosed Secure Boot security feature bypass that uses the BlackLotus UEFI bootkit tracked by CVE-2023-24932, how to enable the mitigations, and guidance on bootable media.A bootkit is a malicious program that is designed to load as early as possible in a devices boot sequence to control the operating system start.

From the meeting chat, select Open Copilot in the upper-right corner of the chat—you'll see the Copilot icon.From here, Copilot bases responses on the meeting transcript, not the meeting chat. You'll see the same conversation history with Copilot as the one accessed from Recap.Select View prompts to choose from the suggestions, or try the following prompts:

Get security info and tips about threat prevention, detection, and troubleshooting. Including tech support scams, phishing, and malware.

Microsoft Defender Offline is a powerful offline scanning tool that runs from a trusted environment, without starting your operating system. When should I use Microsoft Defender Offline?

Optimizations for windowed games improves gaming on your PC by using a new presentation model for DirectX 10 and DirectX 11 games that appear in a window or in a borderless window.

Last updated: February 2024. For previous versions, please see the archives here. Our Approach to Search. We recognize that in our technology-driven world, search engines are in many ways the gateway to the internet and the primary way people find the content they are looking for amongst the trillions of ever-changing webpages available online.

If you receive the message “Your account is currently unavailable" when you try to access your OneDrive, your account might have been temporarily blocked due to unusually large traffic volume, suspicious activity, or a violation of the Microsoft Services Agreement or code of conduct.

Support reading and writing by using Immersive Reader to customize how word documents appear while you read and edit. Immersive Reader provides options for a comfortable and easy to process experience by allowing you to listen to the text read aloud or adjust how text appears by modifying spacing, color and more.

Contact Microsoft Support. Find solutions to common problems, or get help from a support agent.

Learn how to manage the online safety and privacy settings on the Xbox console for you and every member of your family group.