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Help in File Explorer - Microsoft Support
To open File Explorer, select Windows logo key + E or go to Start and type File Explorer in the search box. Select File Explorer in the results.. Top topics. Here are answers to a few common questions about File Explorer: How can I open File Explorer and find the Windows 11 features?
Where to enter your Office product key - Microsoft Support
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.
适用于: Office 2021, Office 2021 for Mac, Office 2019, Office 2019 for Mac, Office 2016, Microsoft 365 家庭版, Office 商业版
Download and install or reinstall Microsoft 365 or Office 2021 on a PC ...
If you bought a stand-alone version of an Office app, for example Visio or Word, in most cases you install this app in the same way you install the Microsoft 365 or Office suite, by signing in to www.office.com with your Microsoft account, or work or school account and selecting Install for your stand-alone product.
适用于: Office 2021, Office 2021 for Mac, Office 2019, Office 2019 for Mac, Microsoft 365 家庭版, Office 商业版, Office 365 小型企业版, Microsoft 365 管理员, 由世纪互联运营的 Office 365, 由世纪互联运营的 Office 365 - 管理员版, Microsoft 365 Mac 版, Office 365 Germany – 企业版, Office 365 Germany - 企业管理员版
Windows 帮助和学习
查找有关 Windows 操作系统的帮助和操作方法文章。 获取对 Windows 的支持,并了解安装、更新、隐私、安全等方面的信息。 使用 Windows 11 让日常任务更加轻松 当有很多任务时,Windows 11 可帮助你完成它们。
为你的 Xbox 设备获取服务 | Xbox Support
免费下载 与安全性 教育 查看站点地图 搜索 搜索 取消 登录 主页 主页 硬件和网络 硬件和网络 为你的 Xbox 设备获取服务 如果已注册了设备,请登录到设备服务页,以查看该设备的保修状态。处于保修期的设备享受免费维修服务。超过保修期的设备需要 ...
Microsoft Store doesn't open - Microsoft Support
If you're having trouble launching Microsoft Store, here are some things to try: Reset the Microsoft Store cache: Press the Windows Logo Key + R to open the Run dialog box, type wsreset.exe, and then select OK.
Manage cameras with Camera settings in Windows 11
Note: Some cameras won't appear in the Camera settings page.These include infrared (IR) cameras used for Windows Hello Face authentication, cameras using DirectShow technology (like many apps provided by DSLR or action camera manufacturers so their devices can be used as webcams), and proprietary cameras that aren't managed by Windows—such as industrial cameras and many networked cameras.
更改桌面背景图像 - Microsoft 支持
使用 Windows 设置应用更改桌面背景和颜色。 在 “个性化设置背景”旁边的列表中,选择“图片”、“ 纯色”、“ 幻灯片放映”或“ Windows 聚焦 (”,) 查看来自世界各地的新图像。
Surface camera not working - Microsoft Support
It also may be that your privacy settings don't allow camera access for some apps, or there's a problem with the app you want to use. Run the troubleshooter. Start by running the automated camera troubleshooter in the Get Help app. Get Help automatically runs diagnostics and takes the correct steps to fix most camera issues. Open Get Help
Use the Office offline installer - Microsoft Support
In any Microsoft 365 app, for example Word, open a new or existing document, then select File > Account. From the Update Options drop-down list box, select Update Now . If you have a Microsoft 365 for business product you can use the Microsoft 365 Deployment Tool (ODT) to download and install Microsoft 365 or Microsoft 365 offline.
适用于: Office 2021, Office 2019, Office 2016, Microsoft 365 家庭版, Office 商业版, Office 365 小型企业版, Microsoft 365 管理员, 由世纪互联运营的 Office 365, 由世纪互联运营的 Office 365 - 小型企业管理员版, 由世纪互联运营的 Office 365 - 管理员版, Office 365 Germany – 企业版, Office 365 Germany - 企业管理员版