配置 Windows Hello - Microsoft 支持
Windows Hello 是登录到 Windows 设备的一种更个性化、更安全的方式。 在 Windows Hello 中，你可以使用面部识别、指纹或 PIN 登录，而不是使用密码。
使用 Data Streamer 加载项开始流式传输实时数据 - Microsoft 支持
在连接数据源之后，现在可以将数据流式传输到 Excel 了。. 捕获数据. 对于微控制器，请选择“Data Streamer”选项卡上的“开始数据处理”按钮。数据流式将传输到“数据传入”工作表。 数据传入. 可以在“数据传入”工作表中找到输入到工作簿中的数据。数据显示在一个数据表中，该数据表的大小 ...
Applies To:
Excel for Microsoft 365
编辑使用 Microsoft 公式编辑器创建的公式 - Microsoft 支持
文件可能采用的是较旧的格式，例如 .DOC、.PPT 或 .XLS。 通过单击“文件”>“另存为”（如果是存储在 OneDrive 或 SharePoint 中，则单击“保存副本”）将文件保存为新式的 Office Open XML 格式，并将该文件的一个新副本保存为 Office Open XML 格式（.DOCX、.PPTX 或 .XLSX）。
Applies To:
Excel for Microsoft 365, Word for Microsoft 365, PowerPoint for Microsoft 365, Excel 2021, Word 2021, PowerPoint 2021, Excel 2019, Word 2019, PowerPoint 2019, Excel 2016, Word 2016, PowerPoint 2016, PerformancePoint Dashboard Designer, Whiteboard
How to go passwordless with your Microsoft account
Going passwordless refers to removing your password and using a passwordless method to sign in instead. Passwordless solutions such as Windows Hello, the Microsoft Authenticator app, SMS or Email codes, and physical security keys provide a more secure and convenient sign-in method. While passwords can be guessed, stolen, or phished, only you can provide fingerprint authentication, or provide ...
Applies To:
Microsoft account dashboard
IFERROR 函数 - Microsoft 支持
示例. 复制下表中的示例数据，然后将其粘贴进新的 Excel 工作表的 A1 单元格中。 要使公式显示结果，请选中它们，按 F2，然后按 Enter。
Applies To:
Excel for Microsoft 365, Excel for Microsoft 365 for Mac, Excel for the web, Excel 2021, Excel 2021 for Mac, Excel 2019, Excel 2019 for Mac, Excel 2016, Excel Web App
Import and export Outlook email, contacts, and calendar
Export contacts out of other email services. Export iCloud contacts. Export Gmail contacts – See Gmail help. Export Yahoo contacts – See Yahoo import and export help. Export Thunderbird contacts – See Mozilla support.
Applies To:
Outlook for Microsoft 365, Outlook for Microsoft 365 for Mac, Outlook 2021, Outlook 2021 for Mac, Outlook 2019, Outlook 2019 for Mac, Outlook 2016, Outlook 2013, Outlook.com
Change your account picture - Microsoft Support
Under Adjust your photo, select Choose a file > Browse files to select an existing photo. Or, if your device has a camera, select Take a photo > Open camera and take a new photo
在 Outlook 中阻止或取消阻止发件人 - Microsoft 支持
提示: 若要编辑或删除来自于阻止发件人或安全发件人列表中电子邮件地址或域的电子邮件，请在列表中选择项目，然后选择 或 。. 若要清空垃圾邮件文件夹，请在左窗格中选择垃圾电子邮件。在屏幕的顶部，选择全部删除。
Applies To:
New Outlook for Windows
Troubleshoot Windows Media Player Errors - Microsoft Support
Repair or reset Windows Media Player: If Windows Media Player is not working properly, you can try to repair or reset it to its default settings.To do this, Select Start > Settings > Apps > Installed Apps.. Scroll down and click the three horizontal dots next to Windows Media Player and choose Advanced options, and click the Repair or Reset button. Note that resetting Windows Media Player will ...
How to redeem Microsoft Rewards points - Microsoft Support
Note: Offers vary by country.Be sure to redeem your rewards points in the same region you signed up in. Do not use a VPN while trying to redeem points. When redeeming points, use a mobile or landline phone number for authentication and not a VoIP phone number.
Applies To:
Microsoft account dashboard