下面是在更新安全信息后可能发生的情况： 您选择删除的安全信息将在 30 天中被删除。在该期间，我们将向要删除的电话号码或电子邮件地址发送通知，以防攻击者试图删除您的信息。

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The Calculator app for Windows is a touch-friendly version of the desktop calculator in previous versions of Windows. You can open multiple calculators at the same time in resizable windows on the desktop and switch between Standard, Scientific, Graphing, Programmer, Date calculation, and Converter modes.. To get started, select the Start button, and then select Calculator in the list of apps.

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Learn how to tell if your Office software is genuine. To help determine if your Microsoft software is genuine, go to our How to Tell site for more information. Here you'll learn about authentic packaging, including what to look for with product key labels, and Certificate of Authenticity (COA), how to report counterfeit software, and find out what your shopping and licensing options are.

To access your sign-in options, go to Start > Settings > Accounts > Sign-in options.. Or just select this button: Go to Sign-in options. Change or manage your password or PIN. To change your password or PIN, go to Start > Settings > Accounts > Sign-in options. Select PIN (Windows Hello), and then select Change PIN.

使用组织者的 Microsoft 帐户登录应用，然后选择“继续”。 选择“家庭”屏幕右上角的绿色“帐户”图标，然后选择“添加组织者”。 输入要添加成员的电子邮件地址，然后选择“发送邀请”>“完成”。 若要加入家庭组，受邀请者必须打开发送的电子邮件邀请，选择“立即加入”，然后按照屏幕上 ...

If pressing the Connect button in action center doesn't find your device in Windows 10, here are some things to try:. Check action center to see if your Windows device supports Bluetooth. If it does, there'll be a Bluetooth button in action center. Make sure it's turned on.

At this state. Press this key. To do this. Before focus enters the candidate window. Down arrow Enter the candidate window. Up arrow. Change to another candidate without opening the candidate window.

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