Learn how to use the cloud-based clipboard in Windows, share clipboard items across your devices, and pin items to your clipboard menu.

These steps apply only to Office Professional Plus, Visio Professional, or Project Professional. Step 1: Start an Office app, like Word, Project, or Visio, depending on your purchase.. Step 2: In the Sign in to set up Office window, select I don't want to sign in or create an account (it's a small link at the bottom of the window).. Step 3: Enter your Office product key, without hyphens.

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.

在任务栏上“开始” 旁边的搜索框中，键入 “控制面板”。从结果列表中选择“控制面板”。

Windows 11 in S mode is designed for security and performance, exclusively running apps from the Microsoft Store. If you want to install an app that isn't available in the Microsoft Store, you'll need to switch out of S mode.

If you can’t locate a lost file from your backup, then you can use Windows File Recovery, which is a command line app available from the Microsoft Store.Use this app to try to recover lost files that have been deleted from your local storage device (including internal drives, external drives, and USB devices) and can’t be restored from the Recycle Bin.

Important: Microsoft accounts, the Windows operating system, and other Microsoft products include passwords to help secure your information.This article provides some options that you can use to reset or recover your password if you forget it. Be aware that, if these options don’t work, Microsoft support can't help you retrieve or circumvent a lost or forgotten password.

如果你在下载和安装 Windows 更新时收到错误代码，更新疑难解答可以帮助解决该问题。 选择“开始 ”>“设置> ”>“更新和安全 ”>“疑难解答”>“其他疑难解答”。 接下来，在“启动并运行”下，选择“Windows 更新” > “运行疑难解答”。 运行完疑难解答后，最好重启设备。

在选择 Microsoft 365 商业版计划时需要帮助？ 决定计划可能取决于具体的业务需求。 Microsoft 365 计划选择器旨在帮助你完成此操作。 选择器将根据你对问题（例如业务规模、工作领域、使用的设备以及你正在寻找的功能类型、IT 支持和安全性）的回答提出建议。

If you can't find a file on your computer or you accidently modified or deleted a file, you can restore it from a backup (if you're using Windows backup) or you can try to restore it from a previous version.Previous versions are copies of files and folders that Windows automatically saves as part of a restore point.