注: [管理] というリンクの代わりに [定期請求を有効にする] が表示される場合は、表示された日付にサブスクリプションの有効期限が既に設定されており、この日付以降に自動的に課金されることはありません。現時点ではこれ以上を行う必要はありません。サブスクリプションの有効期限が ...

A key icon in the message list or reading pane indicates an encrypted message.. If you normally use Conversation view, you'll have to open the message in a new window to read it. There will be a link on the message to make this easier.

Use the People app to see all your contacts in one place, listed alphabetically. To open the app, select the Start button, and then select People.Enter your account info if you’re asked to sign in.

Microsoft's products and services work best if you use the same language and region across all your devices, and in all of your app and Store settings.

The accuracy of the line calculated by the LINEST function depends on the degree of scatter in your data. The more linear the data, the more accurate the LINEST model.LINEST uses the method of least squares for determining the best fit for the data. When you have only one independent x-variable, the calculations for m and b are based on the following formulas:

When your camera isn't working in Windows 11, it might be missing drivers after a recent update. It's also possible that your antivirus program is blocking the camera, your privacy settings don't allow camera access for some apps, or there's a problem with the app you want to use.

Send in your Surface. If none of the previous solutions have resolved your issue, you can send in your Surface. If you decide to send it in, go to Device service and repair and sign in with your Microsoft account. If your device is already registered, select it and follow the instructions.

iPhone 说明：如果 iPhone 导入时遇到问题，请确保设备已解锁，并且已接受权限。 适用于 Android 和其他设备的注意事项： 如果你使用的是 Android 手机或其他设备，并且导入不起作用，则可能需要将手机的 USB 设置从“通过 USB 充电”更改为“传输文件”或“传输照片”。

Updated Files On-Demand settings on Windows.We are updating the OneDrive sync app advanced settings for Files On-Demand for users who have the feature enabled.

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。