在 Excel 中，IF 函数允许通过测试某个条件并返回结果（如果该条件为 True 或 False），在值和预期值之间进行逻辑比较。

Learn to set up and use your Surface Pen to work, play, and create.

注意: 在Windows中获取驱动程序更新的最佳和最安全的方法始终是通过Windows 更新。如果在Windows 更新时遇到问题，则可能会看到 Update Windows 中的任何链接是否可帮助你先解决问题。

Get answers to all of your Microsoft Word questions. Find Word help, how-to articles, training videos, tutorials, and more.

Descubre cómo enviar una solicitud para obtener el reembolso de una compra de contenido digital de Xbox.

Delete a photo from your Android device. Now, you can delete individual photos on your Android device directly from your PC by using the Phone Link .

Press the Xbox button on your controller to open the guide, and then go to Profile & system > Settings > Account > Subscriptions.; Select the subscription that you want to manage.

Access, download, or run the Surface app and the Surface Diagnostic Toolkit to help find and solve Surface problems.

Learn how to adjust the time and time zone settings on your Windows device with this Microsoft Support guide.

If you’re having problems getting connected to a network and can’t get onto the Internet, here are some things you can try in Windows.