Sign in with Microsoft
Sign in or create an account.
Hello,
Select a different account.
You have multiple accounts
Choose the account you want to sign in with.
在 Windows 中查找 BitLocker 恢复密钥 - Microsoft 支持
个人设备的所有者或管理员激活了 BitLocker (在某些设备上也称为设备加密,) 通过“设置”应用或控制面板: 在这种情况下,激活 BitLocker 的用户选择了保存密钥的位置,或者在设备加密的情况下选择 (,) 自动将密钥保存到其 Microsoft 帐户。
Use Excel as your calculator - Microsoft Support
Learn more about simple formulas. All formula entries begin with an equal sign (=).For simple formulas, simply type the equal sign followed by the numeric values that you want to calculate and the math operators that you want to use — the plus sign (+) to add, the minus sign (-) to subtract, the asterisk (*) to multiply, and the forward slash (/) to divide.
Applies To: Excel for Microsoft 365, Excel for the web, Excel 2021, Excel 2019, Excel 2016
تنشيط Windows - دعم Microsoft
تعرف على كيفية تنشيط Windows باستخدام مفتاح منتج أو ترخيص رقمي والتحقق من حالة التنشيط وربط حساب Microsoft الخاص بك.
在 Microsoft Edge 中打开 Adobe Flash - Microsoft 支持
了解如何在 Microsoft Edge 中启用 Adobe Flash。
Start an instant meeting in Microsoft Teams - Microsoft Support
If you don't have meeting scheduling capability in Outlook or Teams, starting an instant meeting is a great option. Just like with scheduled meetings, everyone who attends your meeting will continue to have access to the meeting chat, the recording, and anything else people share in the meeting (like files and meeting notes), even after the meeting ends.
Applies To: Microsoft Teams
Add an animated GIF to a slide - Microsoft Support
A .gif file can be either a still image or an animated image. If you have animated GIF, this article describes how to insert it on a slide. If you have a GIF that is a still image, it can't be turned into an animated GIF.
Applies To: PowerPoint for Microsoft 365, PowerPoint for Microsoft 365 for Mac, PowerPoint for the web, PowerPoint 2021, PowerPoint 2021 for Mac, PowerPoint 2019, PowerPoint 2019 for Mac, PowerPoint 2016, PowerPoint 2013
激活 Office - Microsoft 支持
解决激活错误. 如果 Microsoft 365 无法激活,其最后会变为未授权,且 Microsoft 365 的所有编辑功能都会被禁用。 Microsoft 可能由于多种原因变为未授权。
Applies To: Excel for Microsoft 365, Word for Microsoft 365, Outlook for Microsoft 365, PowerPoint for Microsoft 365, Access for Microsoft 365, OneNote for Microsoft 365, Publisher for Microsoft 365, Visio Plan 2, Excel 2021, Word 2021, Outlook 2021, PowerPoint 2021, Access 2021, Project Standard 2021, Publisher 2021, Visio Professional 2021, Visio Standard 2021, Office 2021, OneNote 2021, Excel 2019, Word 2019, Outlook 2019, PowerPoint 2019, Access 2019, Project Standard 2019, Publisher 2019, Visio Professional 2019, Visio Standard 2019, Office 2019, Excel 2016, Word 2016, Outlook 2016, PowerPoint 2016, Access 2016, OneNote 2016, Publisher 2016, Office 2016, Microsoft 365 for home, Office for business, Office.com, Project for Office 365
Microsoft 日语输入法 - Microsoft 支持
在这种状态下. 按此键. 执行此操作. 焦点进入候选项窗口之前. 空格键. 第 1 次按:转换键入内容。 第 二次 按:打开转换候选窗口。. Shift + 空格键. 第 1 次按:转换键入内容。
Windows 键盘快捷方式 - Microsoft 支持
了解常见键盘Windows,包括复制、剪切、粘贴、最大化窗口等。
在 Excel 中创建自定义函数 - Microsoft 支持
自定义函数(如宏)使用 Visual Basic for Applications (VBA) 编程语言。 它们与宏有两个重要区别。 首先,它们使用 函数 过程而不是 子 过程。 也就是说,它们行 Function 语句而不是 Sub 语句开始,以 End Function 而不是 End Sub 结尾。 其次,它们执行计算而不是操作。
Applies To: Excel for Microsoft 365, Excel for Microsoft 365 for Mac, Excel for the web, Excel 2021, Excel 2021 for Mac, Excel 2019, Excel 2019 for Mac, Excel 2016