更改或重置 Windows 密码. 如果你忘记或丢失了 Windows 设备的密码，可以更改或重置密码。. 若要开始，请从以下选项卡中选择你的 Windows 版本。. Microsoft 非常重视安全性。. Microsoft 帐户、Windows 操作系统和其他 Microsoft 产品包括密码来帮助保护你的信息。. 本文提供 ...

查找 Windows 7 或 Windows 8.1 的产品密钥. 卸载或重新安装 Windows 7 或 Windows 8.1 时，通常需要产品密钥。. 通常，如果购买的是实物 Windows 拷贝，产品密钥应该在标签上或者在 Windows 随附包装盒中的卡上。. 如果 Windows 已预先安装在计算机上，产品密钥应显示在设备 ...

骚扰电话阻止功能可帮助阻止你的 Skype 号码接收到令人厌烦的骚扰电话。. 该功能免费，且最大的优点是可以减少骚扰电话带来的干扰。. 若要更改 Skype 号码的呼叫阻止设置, 请执行以下操作： 选择“个人资料图片”。. 选择 “设置”。. 选择 "帐户&配置文件 ...

If you were previously an Xbox Live Gold member, your membership automatically transitioned to Xbox Game Pass Core, giving you access to a new catalog of high-quality games at no additional cost. Your access to online console multiplayer and Free Play Days remains unchanged. Xbox One titles claimed through Games with Gold will continue to be ...

选择你需要帮助的产品. 我们将首先向你显示自助选项。. 其他帮助也可提供，包括与 Microsoft 专家的实时聊天。. 联系 Microsoft 支持人员。. 查找常见问题的解决方案，或从支持专员那里获取帮助。.

获取 Windows 操作系统的官方支持和帮助信息，以及如何使用 Windows 的指南。

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Change the keyboard layout or other method you use to type. Whenever you add a language, a keyboard layout or input method is added so you can enter text in the language. If you want to use a different keyboard layout or input method, you can add a new one or switch between the ones you have.

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Windows 10. If your touchscreen isn’t responsive or not working how you would expect, try restarting your PC. If you’re still having problems, check for updates: Select Start , then select Settings . In Settings, select Update & Security , then Windows Update , and then select the Check for updates button. Install any available updates and ...