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.
Download and install or reinstall Office 2019, Office 2016, or Office ...
Note: The steps to install the 2019, 2016, or 2013 versions of Office Professional Plus, Office Standard, or a stand-alone app such as Word or Project might be different if you got Microsoft 365 through one of the following: Microsoft Workplace Discount Program (formerly known as Home Use Program): If you bought Microsoft 365 for personal use through your company, see Install Office through ...
Applies To: Office 2019, Office 2016, Office 2016 for Mac, Office 2013
在 Excel 中将 IF 与 AND、OR 和 NOT 函数配合使用 - Microsoft 支持
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。
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, Excel Web App, Excel for Windows Phone 10
Find and install your Microsoft downloads from Microsoft Store
Most software that you buy directly from Microsoft, like Office, Windows, and Xbox games, comes as a digital download that you can download, install, or reinstall.
Applies To: Microsoft account dashboard
Get help with Windows activation errors - Microsoft Support
Notes: If you don't see Go to Microsoft Store on the Activation page, contact your organization's support person.. If you made a substantial hardware changes to your device (such as replacing the motherboard) and you have a valid product key, try to activate Windows by phone.
App permissions - Microsoft Support
Here's more info on what permissions allow an app to do: Access all your files, peripheral devices, apps, programs, and registry: The app has the ability to read or write to all your files (including documents, pictures, and music) and registry settings, which allows the app to make changes to your computer and settings. It can use any peripheral devices that are either attached or part of ...
在Microsoft Edge浏览器中使用Microsoft 翻译工具 - Microsoft 支持
如果在设置中打开用与首选语言不同的语言编写的页面,Microsoft Edge会自动提示你翻译它。 转到用外语编写的网页时,“翻译”图标 显示在地址栏中。 如果语言未包含在设置中的首选语言列表中,则该语言被视为外在语言。
Applies To: Microsoft Edge
激活 Windows - Microsoft 支持
若要在 Windows 11 中检查激活状态,请选择“开始 ”按钮,然后选择“设置 > 系统 ” ,然后选择“激活 ”。 。 激活状态将在“激活”旁边列出。 在“设置”中检查激活状态. 你将在“激活”页面上看到以下一条激活状态消息:
Pin apps and folders to the desktop or taskbar - Microsoft Support
To pin apps to the taskbar. Select Start , select the arrow next to All apps, right-click the app, then select More > Pin to taskbar.
Reinstall Windows - Microsoft Support
Notes: Reinstalling Windows 11 using installation media while choosing to ‘Keep nothing’ (a clean install) will automatically enable reserved storage if the partition you reinstall Windows to is 20GB or larger. Reserved storage sets aside disk space to be used by updates, apps, temporary files, and system caches, thus improving the day-to-day function of your PC by ensuring that critical ...
Help in WordPad - Microsoft Support
Get answers to common questions about WordPad. Here are a few tips to help you use WordPad: To open and save files, select File, then select New to create a new document, Open to work with an existing document, or Save to save your document.(If your document doesn't have a name, WordPad will ask you to provide one.)