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。

To reset your PC, go to Start > Settings > System > Recovery . Next to Reset this PC , select Reset PC. Then, select Keep my files, choose cloud or local, change your settings, and set Restore preinstalled apps? to No . Open Recovery settings. Note: If you don't see the option to Restore preinstalled apps, it means your PC doesn't have ...

Info for Windows Insiders. If you’re an Insider and the current preview build isn’t working for you, select Start > Settings > System > Recovery .Next to Go back , select Go back.This won’t remove your personal files, but it’ll remove recently installed apps and drivers, and change settings back to their defaults.

Generally, if you bought a physical copy of Windows, the product key should be on a label or card inside the box that Windows came in. If Windows came preinstalled on your PC, the product key should appear on a sticker on your device. If you’ve lost or can’t find the product key, contact the manufacturer. To ensure your product key is ...

There are several ways to earn points, like searching with Bing, reading articles on MSN, downloading the Bing mobile app, using Edge, and more. Visit rewards.bing.com or bing.com to find out about opportunities to earn more points. Keep your Microsoft account up to date with your phone number. Visit the redemption page to find new offers, view ...

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Learn how to run Windows Update Troubleshooter to resolve errors downloading or installing Windows updates.

Select the Classic Outlook tab and follow those steps instead. On the View tab, select View settings in new Outlook. Select Accounts > Automatic Replies . Select the Turn on automatic replies toggle. Select Send replies only during a time period, and then enter start and end times. Under Send automatic replies inside your organization, enter ...

In Word, you can create a form that others can fill out and save or print. To do this, you will start with baseline content in a document, potentially via a form template. Then you can add content controls for elements such as check boxes, text boxes, date pickers, and drop-down lists. Optionally, these content controls can be linked to ...

Sign in to Microsoft 365 admin center with your Microsoft 365 admin account, and select Support > Help and support, enter your question and select Contact support. If you're an admin on the account you can also call (800) 865-9408 (toll-free, US only). If you’re outside the United States, see the global support phone numbers. Business Assist ...