BitLocker 是 Windows 加密技术，它通过加密驱动器并要求一个或多个身份验证因素才能解锁驱动器来保护数据免受未经授权的访问。 Windows 在检测到可能未经授权的访问数据尝试时，需要 BitLocker 恢复密钥。 此额外步骤是一种安全预防措施，旨在确保数据的安全。

Last reviewed December 2nd, 2022. Microsoft 365 Groups is a service that works with the Microsoft 365 tools you use already so you can collaborate with your teammates when writing documents, creating spreadsheets, working on project plans, scheduling meetings, or sending email.

To capture a video snip, open Snipping Tool, select the Record button, then select New recording, or press Windows logo key + Shift + R.Select the area of the screen you wish to record, then select Start.When you are done, select Stop.At this point you can save the recording as-is or select Edit in Clipchamp to work with it in the Clipchamp video editor.

Sign out of Teams. While it's a good idea to remain signed in to continue receiving chats, notifications, incoming calls, and other activities, sometimes you might want to sign out of Teams to use another account or for other reasons.

Take a picture of some printed data Maybe you’d like to get data from your previous tax returns into Excel and you only have printed copies.Just take a picture of each one, transfer the pictures to your computer (OneDrive is great for this). Then, click Data > From Picture > Picture From File and follow the on-screen instructions to convert picture to data.

Leave your Android device in your pocket the next time it rings — pick up the call from your PC instead. Calling requires Bluetooth capability on both your PC and on your Android device, so make sure you have it turned on for both.

Xbox Support offers help for Xbox, Game Pass, and billing questions. Get advice and customer service in the Xbox Support community.

详细了解有关 Windows 10 版本 21H2 的更新，包括改进和修复、任何已知问题以及如何获取更新。

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.

Quick Start: Surface Book. This short PDF guide gives you an overview of the most important features of the Surface Book so you can get going quickly and be more productive, either at home or work.