Microsoft 계정에 로그인을 확인하는 방법 추가. Microsoft 계정의 고급 보안 옵션 페이지에 로그인합니다. 로그인 또는 확인을 위한 새 방법 추가 를 선택한 다음 보안 코드를 받을 방법을 선택합니다. 참고: VOIP 번호는 로그인하거나 확인 코드를 가져오는 방법으로 ...

Use OneDrive as a cloud backup to share your files and folders with others. Learn how to control permissions, allow editing, or set expiration dates.

Under My Notebooks, right-click (PC) or Control-click (Mac) the name of the notebook that you want to export, and then select Export notebook. On the screen that opens, select Export. Follow your browser’s prompts to save the file in the location you choose. Tip: If the notebook you’re exporting is very large or contains a large number of ...

Contact Microsoft Support. Find solutions to common problems, or get help from a support agent.

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。

Hotmail is now Outlook.com. Learn how to sign in to access your Outlook.com, Hotmail, Live, or MSN email account.

Discover how to convert numbers into English words in an Excel spreadsheet using the SpellNumber sample function.

Find and remove a circular reference. You can also learn about the circular reference warning message and iterative calculation in Excel.

Contacts can be exchanged between Outlook and Google Gmail to save time and avoid manually re-entering your contacts.

Find help and how-to articles for Windows operating systems, including installation, updates, privacy, security and more.