BitLocker is the Windows encryption technology that protects your data from unauthorized access by encrypting your drive and requiring one or more factors of authentication before it will unlock it.

Tips: While signing in, select Yes at the "Stay signed in?" prompt if you want to go straight to your mailbox next time (not recommended for shared computers). Alternatively, check the "Don't show this again" box and select No to be prompted for your password each time.. If you can't sign in, or have forgotten your username or password, use our sign-in troubleshooter.

Activate Windows using a product key. A product key is a 25-character code, that looks like this: PRODUCT KEY: XXXXX-XXXXX-XXXXX-XXXXX-XXXXX. During installation, you'll be prompted to enter a product key. Or, after installation, to enter the product key, select the Start button, and then select Settings > System > Activation > Update product ...

如果你从 Microsoft Store 获得的应用程序有问题，请转到 修复来自 Microsoft Store 应用的问题 。. 当无法安装或删除程序时，程序安装和卸载故障排除程序可自动修复问题。. 它同时修复损坏的注册表项。. 首先，你需要下载故障排除程序。. 下载故障排除程序. 如果 ...

获取主题. 若要获取主题，请展开以下类别之一，选择主题的链接，然后选择“ 打开 ”。. 这样会将主题保存在电脑中并应用于桌面。. 如果你愿意，还可以从 Microsoft Store 安装某些主题。. 从 Microsoft 获取免费的 Windows 主题，以个性化设置电脑的背景、颜色和 ...

There are four ways to open Snipping Tool: Select the Start button, enter snipping tool, then select Snipping Tool from the results. Press Windows logo key + Shift + S for a static image snip. Press Print Screen ( PrtSc ) for a static image snip. Press Windows logo key + Shift + R for a video snip.

你可以使用安装介质（U 盘或 DVD）来安装 Windows 的新副本、执行全新安装或重新安装 Windows。 要创建安装介质，请转到软件下载网站，你可以在这里找到分步说明。 在该网站上，你可以选择 Windows 版本，并使用 U 盘或 DVD 创建自己的安装介质。

Windows 11 Windows 10. Windows 11 Windows 10. 在 Windows 11 中，你决定何时以及如何获取最新更新，以保持设备平稳且安全地运行。. 要管理你的选项并查看可用更新，请选择 检查 Windows 更新 。. 或者选择" 开始> 设置 > Windows更新" 。. 以下是你可能正在寻找的某些其他信息 ...

Refunds are typically issued for requests meeting the following criteria: Requests are made within 14 days of the purchase date. Requests are for games in which you haven’t accumulated a significant amount of play time. Note As a limited exception, digital game products may be eligible for a refund within 30 days if you’re unsatisfied with ...

To check for updates, select Start > Settings > Windows Update , then select Check for updates. If updates are available, you can choose to install them. Check for updates. If you run into problems updating your device, including problems with previous major updates, see common fixes at Troubleshoot problems updating Windows.