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

If you're running Windows 8.1 or earlier, or if your PC doesn't meet the minimum system requirements to run Windows 11, consider moving to a new Windows 11 device. Find a PC that meets your needs. Set up your Microsoft account to transfer files and favorites. One account connects your device across Microsoft apps and services like Microsoft 365, OneDrive, Edge, and Microsoft Store.

To get support in Outlook.com, click here or select Help on the menu bar and enter your query. If the self-help doesn't solve your problem, scroll down to Still need help? and select Yes.. To contact us in Outlook.com, you'll need to sign in.

Hinweis: Die Schritte zum Installieren der Versionen 2019, 2016 oder 2013 von Office Professional Plus, Office Standardoder einer eigenständigen App wie Word oder Project können unterschiedlich sein, wenn Sie Microsoft 365 über einen der folgenden Wege erhalten haben: Microsoft Workplace Discount Program (früher als Home Use Program bezeichnet): Wenn Sie Microsoft 365für die persönliche ...

Whether you're at home, work, or out and about, chances are you'll find a Wi-Fi network that you can connect to for internet access. Select the Network, Sound, or Battery icons ( ) on the far right side of the taskbar to open quick settings. The Disconnected icon appears when you’re not connected.

To capture a video snip, open Snipping Tool, select the Record button, then select New recording, or press Windows logo key + Shift + R.Select the area of the screen you wish to record, then select Start.When you are done, select Stop.At this point you can save the recording as-is or select Edit in Clipchamp to work with it in the Clipchamp video editor.

Unlike in previous versions of Windows, you’ll need to use the media creation tool to create an ISO file to install Windows 10. Make sure you have a license to install Windows 10, and then follow these steps:

If you try to use an app that's not in Microsoft Store, you'll get a reminder that the app isn't an option when you're using Windows 10 in S mode. We'll often suggest a category of similar apps or a specific app that's already available in Microsoft Store. Note that some developer tools won't be supported on Windows 10 in S mode, and a small ...

An authenticator app like Microsoft Authenticator that can provide easier verification, and also allows you to sign in even if the verification device is offline. A passkey. Passkeys are secure, phish-resistant replacements for your password which means they can’t be guessed or stolen.

.NET 6.0.NET 6.0 于 2021 年 11 月 8 日发布，是一个主要版本，包含广泛的新功能和编译改进。 有关更新包的详细信息，请参阅 6.0 core/5.0.0.md 主要版 · dotnet/core (github.com) 说明。.NET 5.0 服务更新是升级。