请注意，在所有示例中，输入各自的条件后都加了右括号。 其余 True/False 参数将作为外部 IF 语句的一部分。 你也可以将“文本”或“数字”值替换为示例中返回的 TRUE/FALSE 值。 以下是使用 AND、OR 和 NOT 函数计算日期的示例。 下面是根据它们的逻辑写出的公式：

Wait for it to find nearby printers, then choose the one you want to use, and select Add device.If you want to remove the printer later, select it, and then select Remove.

Windows Security provides built-in security options to help protect your device from malicious software attacks. To access the features described below, tap the Windows Start button, type windows security, select it from the results, and then select Device security.

Tip: If you have a Microsoft 365 Family subscription, people you've shared the subscription with can also set up a personalized email address with your connected domain.After you've set up your domain, people you've shared with will see an option to add a personalized email address in the premium features section of Outlook settings.

Turn on Find my device. When you set up a new device, you can decide whether to turn on or turn off the Find my device setting. If you turned it off during setup and now want to turn it on, make sure your Windows device is connected to the internet, has enough battery power so it can send its location, and that you're signed in to the device using your Microsoft account.

Use the XLOOKUP function to find things in a table or range by row. For example, look up the price of an automotive part by the part number, or find an employee name based on their employee ID. With XLOOKUP, you can look in one column for a search term and return a result from the same row in another column, regardless of which side the return column is on.

Word marks spelling, grammar, and stylistic issues with an underline. Control-click the word or phrase and choose one of the options. If Word incorrectly underlined a word as misspelled and you want to add that word to your dictionary so that Word will properly recognize it in the future, see Add or edit words in a spell check dictionary. If spelling or grammatical errors aren't underlined ...

Learn how to open and run DxDiag.exe on Windows to collect device information and troubleshoot DirectX sound and video issues.

Switch to the new Teams and experience the fastest version of Teams yet, rebuilt from the ground up. With a performance-first mindset, the new Teams is faster, simpler, and more flexible than ever before.

Tip: If you're a Microsoft 365 Family or Personal subscriber you get Microsoft Defender, our advanced security software for Windows, Mac, iOS, and Android, as part of your subscription.Learn more at Getting started with Microsoft Defender.