使用 Microsoft 登录
登录或创建帐户。
你好,
使用其他帐户。
你有多个帐户
选择要登录的帐户。
为文本或空格添加下划线 - Microsoft 支持
为空格添加下划线 可以通过按 Shift+连字符 ( ) 来为空格添加下划线,但很难将下划线对齐(例如,如果要创建填充窗体)。 此外,如果打开用于将下划线字符更改为边框线的自动套用格式选项,则按 Shift+连字符 ( ) 行中三次或多次将导致一行扩展段落宽度的行,这可能不是你想要的。
适用于: Microsoft 365 专属 Word, Word 2021, Word 2019, Word 2016
Create an ISO file for Windows 10 - Microsoft Support
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:
Fix problems that block programs from being installed or removed ...
The Program Install and Uninstall troubleshooter helps you automatically repair issues when you're blocked from installing or removing programs.
Calculate the difference between two dates - Microsoft Support
As you saw above, the DATEDIF function calculates the difference between a start date and an end date. However, instead of typing specific dates, you can also use the TODAY() function inside the formula. When you use the TODAY() function, Excel uses your computer's current date for the date.
适用于: Microsoft 365 专属 Excel, Excel 2021, Excel 2019, Excel 2016
View display settings in Windows - Microsoft Support
To change your screen resolution, use the drop-down menu under Display resolution.. Note: You should use the Recommended resolution. If you change the resolution, content might appear blurry or pixelated.
Keyboard shortcuts to add language accent marks in Word and Outlook ...
For keyboard shortcuts in which you press one key immediately followed by another key, the keys to press are separated by a comma (,). For example, for è you would press Ctrl + `, release and then type e.
适用于: Microsoft 365 专属 Word, Microsoft 365 专属 Outlook, Word 2021, Outlook 2021, Word 2019, Outlook 2019, Word 2016, Outlook 2016
IF 函数 - Microsoft 支持
在此示例中,单元格 D2 中的公式表示:IF(C2 = 1, then return Yes, otherwise return No)如你所见,IF 函数可用于计算文本和数值。它还可用于计算错误。不仅可以检查一项内容是否等于另一项内容并返回单个结果,而且还可以根据需要使用数学运算符并执行其他
适用于: Microsoft 365 专属 Excel, Microsoft 365 Mac 版专属 Excel, Excel 网页版, Excel 2021, Excel 2021 for Mac, Excel 2019, Excel 2019 for Mac, Excel 2016
Update Windows - Microsoft Support
Learn how to update Windows to ensure your device operates smoothly and securely with the latest features.
Signing in with a passkey - Microsoft Support
Creating a passkey. To create a passkey for your Microsoft account, follow these steps on the device for which you’d like to create a passkey:
适用于: Microsoft 帐户仪表板
Windows 11 전원 효율적인 설정 - Microsoft 지원
기본 화면 및 절전 모드 설정으로 업데이트 이제 에너지를 보다 효율적으로 사용하고 배터리 수명을 연장하는 데 도움이 됩니다. Windows 11 설정 > 시스템 > 전원 & 배터리에서 효율성 설정을 찾을 수 있습니다. 각 전원 및 배터리 설정이 장치의 성능을 향상시킬 수 있는 방법에 대한 단계별 연습을 ...