What's the difference between Microsoft 365 and Office 2021?
For home or personal use: Microsoft 365 Family (share with up to 5 additional people) Microsoft 365 Personal (for one individual) Microsoft 365 Basic. For business use: Compare Microsoft 365 small and midsized business plans (up to 300 users) Compare Microsoft 365 enterprise plans. For non-profits: Microsoft 365 Nonprofit plans
Applies To:
Office 2021, Office 2021 for Mac, Office 2019, Office 2019 for Mac, Microsoft 365 for home, Office for business, Microsoft 365 admin
Set up Outlook 2003 for POP or IMAP access to your email account ...
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Signing in with a passkey - Microsoft Support
Passkeys are easier to use because there is nothing to type or remember. Simply use your face, fingerprint, or device PIN to sign in. How are passkeys safer than passwords? Passwords can be easily guessed, hacked, or stolen. Passkeys are phish-resistant which means they can’t be guessed, stolen, or re-used.
Applies To:
Microsoft account dashboard
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
Ways to install Windows 11 - Microsoft Support
Use the Installation Assistant to upgrade We recommend you wait until your device has been offered the upgrade to Windows 11 before you use the Installation Assistant. When you're ready, you can find it on the Windows 11 software download page. Create Windows 11 installation media
Unlicensed Product and activation errors in Office
Tip: In Windows 7, you can synchronize your computer clock with an Internet time server to keep the computer clock up to date.To do this, select the date or time in the bottom right-hand corner of your screen, and then select Change date and time settings.Select the Internet Time tab, select Change settings, select Synchronize with an Internet time server, and then select Update now.
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, Project Online Desktop Client, Publisher for Microsoft 365, Visio Plan 2, Excel 2021, Word 2021, Outlook 2021, PowerPoint 2021, Access 2021, Project Professional 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 Professional 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, Project Professional 2016, Project Standard 2016, Publisher 2016, Visio Professional 2016, Visio Standard 2016, Office 2016, Microsoft 365 for home, Office for business, Office 365 Small Business, Microsoft 365 admin, InfoPath 2013
About the Microsoft Support and Recovery Assistant
Scenario. Description. Recommended Solution. Add Teams meeting add-in for Outlook. Helps fix the issue where teams meeting add-in is missing or is not loaded, preventing you from creating teams meeting from Outlook.
Applies To:
Outlook for Microsoft 365, Office 2021, Office 2019, Office 2016, Microsoft 365 for home, Microsoft 365 admin
How do I log on as an administrator? - Microsoft Support
Open User Accounts by clicking the Start button , clicking Control Panel, clicking User Accounts and Family Safety, clicking User Accounts, and then clicking Manage another account .. If you're prompted for an administrator password or confirmation, type the password or provide confirmation.
Set up the Microsoft Authenticator app as your verification method
Depending on your organization’s settings, you might be able to use an authentication app as one of your security info methods. You aren't required to use the Microsoft Authenticator app, and you can choose a different app during the set up process. However, this article uses the Microsoft Authenticator app.
Sign in and start apps from the My Apps portal - Microsoft Support
Download and install the My Apps Secure Sign-in Extension, if you're prompted. This extension helps you use your desktop browser to use single sign-on with your organization's cloud apps. Just hover over an app in the My Apps portal, select the More actions menu [...] and then select Manage your application.