Windows devices may get new functionality at different times as Microsoft delivers non-security updates, fixes, improvements, and enhancements via several servicing technologies—including controlled feature rollout (CFR).. Windows will let you know if you need to restart your device to complete an update, and you can choose a time that works best for you to complete that update.

如果在 BitLocker 无法与可能的攻击区分开来的硬件、固件或软件中进行更改，也可能会发生这种情况。 在这些情况下，BitLocker 可能需要更高的恢复密钥安全性，即使该用户是设备的授权所有者也是如此。 这是为了确保尝试解锁数据的人员确实已获得授权。

On the Choose an account screen, click the Microsoft account button.; On the Add your Microsoft account screen, enter the email address and password associated with your Microsoft account.; On the Make it yours screen, you'll have the option to make this Microsoft account your primary account. (This makes sign-in, settings, and syncing happen automatically for all other Microsoft services.)

You can manage all of your Microsoft subscriptions in your Microsoft account dashboard. Select each subscription to change when and how you pay, or to see order history & receipts.

Learn how to activate Office pre-installed on new Windows 10 PCs or with a new product key.

Training: Watch and learn how to create a PowerPoint presentation, add/format text, and add pictures, shapes, and/or charts.

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。 注意: 如果无法选择 “Windows 聚焦 ”选项，则表示管理员可能已禁用该功能，或者你可能尚未获取更新。

Try it! Microsoft Edge Collections. Collections in Microsoft Edge help you keep track of your ideas on the web. Select Collections to start a new collection or add your current Microsoft Edge page to an existing collection.. To export a collection, select Sharing and more and then choose to send to Word, Excel, or OneNote.. Learn how to organize your ideas with Collections in Microsoft Edge

With PowerPoint for the web you create presentations right in your browser. Create and save your presentations in your OneDrive, and edit and share them online.

Things to try first. Try these things first to help you fix or narrow down the connection problem. Run Get Help to troubleshoot and fix common connection problems. Right click the network icon in the right side of the taskbar and select Diagnose network problems or open Get Help for Network & Internet