When Windows detects an SBP-2 hardware ID, it loads the SBP-2 driver (sbp2port.sys), and then instructs the driver to allow for the SBP-2 device to perform DMA. This enables an attacker to gain access to system memory and search for BitLocker encryption keys. Thunderbolt physical DMA

Windows 11. Note: Windows Subsystem for Android™ and the Amazon Appstore will no longer be available in the Microsoft Store after March 5, 2025. Learn more. To use mobile apps on your Windows 11 PC, you need to install the Amazon Appstore.

To turn Microsoft Defender Firewall on or off: Select Start , then open Settings . Under Privacy & security , select Windows Security > Firewall & network protection . Open Windows Security settings. Select a network profile: Domain network, Private network, or Public network.

If a problem doesn't happen in safe mode, this means that default settings and basic device drivers aren't causing the issue. Observing Windows in safe mode enables you to narrow down the source of a problem, and can help you troubleshoot problems on your PC.

TPM 2.0 is used in Windows 11 for a number of features, including Windows Hello for identity protection and BitLocker for data protection. In some cases, PCs that are capable of running TPM 2.0 are not set up to do so. If you are considering upgrading to Windows 11, check to ensure TPM 2.0 is enabled on your device.

Voice access in Windows 11 enables everyone, including people with mobility disabilities, to control their PC and author text using their voice. For example, you can open and switch between apps, browse the web, and read and author emails using your voice.

Contact Microsoft Support. What's new. Surface Pro. Surface Laptop. Surface Laptop Studio 2. Surface Laptop Go 3. Microsoft Copilot. AI in Windows. Explore Microsoft products.

An upgrade moves your PC from a previous version of Windows—such as Windows 7 or Windows 8.1—to Windows 10. An upgrade can take place on your existing device, though Microsoft recommends using Windows 10 on a new PC to take advantage of the latest features and security improvements.

如果你是 IT 管理员并需要了解有关如何在企业环境中部署该工具的更多信息，请参阅 在企业环境中部署 Windows 恶意软件删除工具 。. 该文章包括有关 Microsoft Systems Management Server (SMS)、Microsoft Software Update Services (MSUS) 和 Microsoft Baseline Security Analyzer (MBSA) 的信息 ...

可以通过将成员添加到“家庭”来创建家庭组。. 登录. 注意: 如果某人已是某个家庭组的一部分，则必须先 离开该组或从该组中删除 ，然后才能加入另一个组。. 他们还可以 创建一个新的 Microsoft 帐户 以与新的家庭组相关联。. 了解Microsoft家庭安全 特性和优势 ...