Describes how use Wusa.exe to install and uninstall update packages in Windows Vista, Windows Server 2008, Windows 7, Windows Server 2008 R2, Windows 8, Windows Server 2012, Windows 8.1, Windows Server 2012 R2, Windows 10, and Windows Server 2016 Technical Preview.

查找服务器连接。如果状态显示“已阻止”，则说明电脑未能与服务质量 (QoS) 服务器建立 Teredo IPsec 连接。如果在 NAT 类型旁边还看到 Teredo 无法获得资格，请先访问 Teredo 故障排除页面，以解决该问题。转到：

Info for Windows Insiders. If you’re an Insider and the current preview build isn’t working for you, select Start > Settings > System > Recovery .Next to Go back , select Go back.This won’t remove your personal files, but it’ll remove recently installed apps and drivers, and change settings back to their defaults.

Risolvere i problemi relativi agli accessori Bluetooth. Se è possibile attivare il Bluetooth ma si riscontrano problemi di associazione o di utilizzo di un accessorio Bluetooth, provare la procedura seguente per la risoluzione dei problemi comuni relativi agli accessori Bluetooth.

Learn about Xbox online safety so you can manage your family's accounts.

获取所有 Microsoft Word 问题的答案。 查找 Word 帮助、操作说明文章、培训视频、教程等。

Windows 10, version 1909 and Windows Server, version 1909 update history; End of service statement; May 10, 2022—KB5013945 (OS Build 18363.2274)

For example: The administrator wants to override the default values for WINHTTP_OPTION_SECURE_PROTOCOLS to specify TLS 1.1 and TLS 1.2. Take the value for TLS 1.1 (0x00000200) and the value for TLS 1.2 (0x00000800), then add them together in calculator (in programmer mode), and the resulting registry value would be 0x00000A00.

注意 只能使用将信用卡或已确认的银行帐户作为资金来源的 PayPal 帐户。 若要将 PayPal 与 Microsoft 帐户结合使用，请确保 PayPal 帐户使用可接受的资金来源。

了解如何配置有线 USB 鼠标和键盘，以及如何在 Xbox 和 Windows 设备上使用键盘快捷方式。