Sign in with Microsoft
Sign in or create an account.
Hello,
Select a different account.
You have multiple accounts
Choose the account you want to sign in with.
在 Excel 中将 IF 与 AND、OR 和 NOT 函数配合使用 - Microsoft 支持
但如果需要测试多个条件,例如我们假设所有条件都需要为 True 或 False (AND),或只有一个条件需要为 True 或 False (OR),或者如果想要检查某个条件是否不 (NOT) 符合你的条件,这时该怎么做呢?这三个函数均可以单独使用,但它们更常见于与 IF 函数成对使用。
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, Excel for Windows Phone 10
Get started with eye control in Windows - Microsoft Support
Set up an eye tracking device. This guide helps you to set up and calibrate your eye tracking device for use with Windows eye control. We have tested it with the Tobii Eye Tracker 4C device; your experience with other devices might vary.
Installing Windows 11 on devices that don't meet minimum system ...
Explore subscription benefits, browse training courses, learn how to secure your device, and more.
Как открыть Microsoft Store в Windows
Нажмите Пуск и введите Microsoft Store.Выберите результат, чтобы открыть приложение. Если Microsoft Store не запускается, см. дополнительные сведения в разделе Microsoft Store не запускается.. Откройте Microsoft Store
Applies To: Microsoft account dashboard
Update for Visual C++ 2013 Redistributable Package
Symptoms. When the operating system is in high-DPI mode, applications that use the Microsoft Foundation Classes (MFC) library of Microsoft Visual C++ 2013 may behave incorrectly.
将投票添加到 Teams 频道或聊天 - Microsoft 支持
转到要在其中包含轮询的 频道 或 聊天 。 在 Teams 窗口底部,选择 “窗体 ”。 注意: 如果看不到“ 窗体” 图标,请单击“ 消息传递”扩展 ,然后选择 “窗体 ”。
Applies To: Microsoft Forms, Microsoft Teams
Koppeln eines Bluetooth-Geräts in Windows - Microsoft-Support
Bevor Sie beginnen, stellen Sie sicher, dass Ihr Windows 10-PC Bluetooth unterstützt. Weitere Informationen dazu, wie Sie das prüfen können, finden Sie unter Beheben von Bluetooth-Problemen in Windows 10.Wenn Sie Hilfe beim Hinzufügen eines Geräts ohne Bluetooth-Funktionalität benötigen, lesen Sie Hinzufügen eines Geräts zu einem PC mit Windows 10.
Excel help & learning
Find Microsoft Excel help and learning resources. Explore how-to articles, guides, training videos, and tips to efficiently use Excel.
How to play MP4 files in Windows 10 - Microsoft Support
Press and hold (or right-click) the MP4 file you want to play, select Open with, and then choose your preferred file player from the list of applications.
Fix microphone problems - Microsoft Support
If you want to give access to desktop apps, make sure that Let desktop apps access your microphone is turned on.You can't turn off microphone access for individual apps. Others can't hear me. Try the following solutions: